A 213 kg crate slides 7.6 m until coming to a stop after being pushed by a large man.
The effective coefficient of kinetic friction between the crate and the surface is 0.37.
Calculate the work done by friction.
A)1,133.16 J
B)772.34 J
C)2,087.4 J
D)5,869.78 J

Answers

Answer 1

Answer:D

Explanation:


Related Questions

Which way is rain formed in the tropics where the air is warmer?

A) Condensed ice crystals collect other ice crystals until they fall from the clouds and
then melt into rain when they hit a layer of warm air.

B) Condensed water droplets collect other water droplets to form the collector drop
until they fall from the clouds as rain.

Answers

Condensed water droplets collect other water droplets to form the collector drop until they fall from the clouds as rain. In this way rain is formed in the tropics where the air is warmer.

What does the process of  rain formation?

A significant volume of water evaporates and is released into the atmosphere when water bodies are heated during the day. Evaporation is the term for this. Water vapour is carried upward by the hot air as it rises. The air cools and expands as it rises. Condensation is the term for this occurrence. Clouds are created as a result of water vapour condensation. With the assistance of the wind, these clouds are transported away, and when they become heavy, they drop to the ground as rain.

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if a system does 57.0 kj of work on its surroundings and releases 105 kj of heat, what is the change in the internal energy of the system, in kj?

Answers

The changes in the internal energy of the system -164 KJ.

Solution:

change in internal energy = q + w

= -105 KJ(+ 57 kg)

= -164 KJ.

The change in internal energy of the system is the sum of heat transferred and work done. The heat flux is equal to the change in internal energy of the system plus the PV work done. The change in internal energy of the system is the sum of heat transferred and work done.

The heat flux equals the change in internal energy of the system plus the PV work. An isolated system cannot exchange heat or interact with its surroundings, so its internal energy change is equal to zero. But in a cyclical process, the total change in the internal energy of the system is zero.

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what is expected to happen to the total peripheral resistance (tpr) when the hand is placed in the ice cold water?

Answers

Blood pressure decreases is expected to happen to the total peripheral resistance (tpr) when the hand is placed in the ice cold water.

Why is total peripheral resistance important?

Hypertension is characterized by an increase in peripheral resistance overall brought on by both functional and structural changes in the arterioles, and endothelial malfunction is a significant factor in the rise in arteriolar tone. TPR is influenced by a number of variables, including blood viscosity and volume as well as hormone and neurotransmitter levels in the blood.

What occurs when total peripheral resistance is raised?

Hypertension is characterized by an increase is total peripheral resistance brought on by both changes in structure and function in the arterioles, and angiogenesis is a significant factor in the rise in arteriolar tone.

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Hello please .
How far would a person run in seconds at an average speed of 7ms-1

Answers

At an average speed of 7m/s, the distance covered in one second is 7 meters.

What is the distance covered in one second?

Speed is simply referred to as distance traveled per unit time.

It is expressed mathematically as;

Speed = Distance ÷ time.

Given the data in the question;

Speed = 7m/sElapsed time = 1 secondDistance traveled = ?

Plug the given values into the above formula and solve for distance traveled.

Speed = Distance ÷ time

Distance = Speed × Time

Distance = 7m/s × 1.0s

Distance = 7ms/s

Distance = 7m

Therefore, in a second, the person covers 7 meters.

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the amount of air drag on an 0.8n flying squirrel dropping vertically at terminal velocity is

Answers

The velocity of a vehicle is typically expressed relative to ground.

What is velocity?

Velocity is the speed of something that is given direction.

velocity is the measurement  to a  body's "pace of change of  the displacement in relation to time" whenever the main  body is traveling through along a straight route.

It is common knowledge of  that the word "linear" refers to be something that is totally straight; therefore,  when the body moves in a straight path, it is said to be linear velocity .

Alternatively, velocity is the  distance traveled by a body traveling in a specified to the direction during of a predetermined period of time. Thus, the fundamental idea of linear velocity is the  provided by the union of these two quantities.

Because it always has the direction of velocity is a vector.

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Find the value of the decay constant of a radioactive substance having a half-life of
0.02 seconds.

Answers

34.65 is the value of the decay constant of a radioactive substance having a half-life of 0.02sec.

Half-Life: It is the amount of time it takes for half of a Radioactive particular sample to react particular quantity requires to reduce its initial value to half. That means the time taken by the radioactive substance or isotopes to decay half.

Half-Life Formula :t₁/₂ = 0.693/λ

Where as t1/2 is Half-Life of a radioactive substance

λ= decay constant  

We have t1/2 = 0.02sec substitute in the formula

0.02=0.693/λ ⇒λ= [tex]\frac{0.693}{0.02}[/tex]

λ= 34.65

The decay constant of a radioactive substance having a half life-life of 0.02 is 34.65.

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how does the size of the habitable zone around a star of spectral class g compare to the size of the habitable zone around a spectral class m star?

Answers

The size of the habitable zone around a star of spectral class g is larger to the size of the habitable zone around a spectral class m star.

What is a habitable zone?The range of orbits around a star within which a planetary surface may sustain liquid water given sufficient atmospheric pressure is known as the habitable zone, sometimes known as the circumstellar habitable zone (CHZ) or simply the habitable zone.The CHZ's boundaries are determined by Earth's location within the Solar System and the quantity of solar radiation it receives.Given the significance of liquid water to Earth's biosphere, the nature of the CHZ and the things contained inside it may be crucial in defining the range and distribution of planets capable of supporting Earth-like extra terrestrial life and intelligence.Due to the possibility that there are more planetary-mass moons in the CHZ than planets, the region is also of great interest to the newly growing topic of the habitability of natural satellites.

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why were you cautioned not to mix the solution in one spot with the solution in another spot on your spot plate

Answers

Answer: Depending on the factors, combining two chemicals that aren't designed to interact might result in an explosion, an unintended chemical reaction, or a misleading result.

What is explosion ?

An explosion is a sudden increase in volume accompanied by a tremendous energy release that typically results in the production of high temperatures and the discharge of high-pressure gases. High explosive detonations produce supersonic explosions that move through shock waves.

Explosions often fall into one of three categories: chemical, mechanical, or nuclear. Every kind of explosion has the potential to be devastating and serious, wreaking unimaginable damage on the local populace, environment, and infrastructure.

What causes gamma ray bursts is one of the largest unsolved questions of all. These bursts, which happen around once every day, are the most powerful explosions known to science.

Thus, depending on the factors, combining two chemicals that aren't designed to interact might result in an explosion, an unintended chemical reaction.

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what is the molecular mass of an ideal gas of rms speed 542 m/s and average translational kinetic energy 6.93e-21 j

Answers

The Molecular Mass of ideal gas as per kinetic theory is 12.541 g.

The square root of the average square velocity is known as the root mean square or RMS velocity. Its units of velocity reflect this. Since all of the particles in a typical gas sample are moving in all directions, the net velocity for that sample is zero, which is why we use the rms velocity instead of the average. The square root of the average square are of the velocity is the root mean square velocity. Since the particles in a typical gas sample are moving in all directions, the net velocity is zero, which is why we use the rms velocity rather than the average velocity.

V=√[3RT/M]

squaring both sides of equation

V²=3RT/M

M=3RT/V²

M= 3 x 8.3 x 273/542

=12.541 g

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Suppose you are camping on a mountain and the air temperature is very cold. How would you keep warm? Would you build a fire or set up a tent?
with explenation..

Answers

Answer:

build a tent

Explanation:

it provides warmth and protection



A network of transformers and transmission cables transfers electrical power from
power stations to consumers.

What is this network called?

Answers

A transmission Grid is called a network of transformers and transmission cables that transfer electrical power from power stations to consumers

Electrical transmission is the process of providing highly efficiently generated electricity to a district or over larger and longer distances. The main point of the grid is to give people access to electricity 24 hours without interruption and without any trouble in populated areas. Transformers play a crucial role in this. Transformer help in increasing the voltage of the grid to make it more powerful and effective. It helps in the feasible transmission of the grid.

The electrical transmission system is combined with power plants in cities, distribution systems for easier access to electricity, and sub-stations for backup and other purposes which is to form what is known as the electrical grid. The grid meets people's electricity requirements and is what gets the electrical power from its generation to its end use. Since power plants are most often located outside of densely populated areas, the transmission system must be fairly large scale.  

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A network of transformers and transmission cables transfers electrical power from power stations to consumers is called as a transmission grid.

What is a transmission grid?

Electric power transmission is the bulk movement of electrical energy or power from a generating site, such as a big power plant, to an electrical substation or other places. The interconnected lines which facilitate this movement of electrical energy form a transmission network or transmission grid.

A transmission grid is a network of power stations, transmission lines, and the substations. Energy is generally transmitted within a grid through the three-phase AC. Single-phase AC is used only for distribution to end users however, it is not usable for the large polyphase induction motors. The two-phase transmission was used but it either required a four wires system or three wires with unequal currents. Higher order phase systems require more than three wires, but they cannot deliver little or no benefit.

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dielectric breakdown in air occurs when the electric field is approximately 3 × 106 v/m. t or f

Answers

There is an air dielectric breakdown (10 mT). This happens when air (a dielectric) breaks down and charges are transferred from the sky to the earth.

How to fix?

In an electromagnetic wave, the connection between the strength of the electric and magnetic fields is E=cB.

where E is the size of the electric field.

The speed of light is c.

B is the magnetic field's strength.

E=3.106V/m is the electric field, and c=3.108m/s is the speed of light in this equation.

When we solve for B, we get B=E/c=3.106 V/m/3.108 m/s=0.01T=10mT.

Where is the site of dielectric breakdown?

When the electrical voltage across a material is greater than the substance's dielectric strength, dielectric breakdown occurs, leading to partial ionization. When a gas breakdowns, the ionization dramatically diminishes the gas' electrical insulating qualities, producing a spark or an arc.

How does a liquid dielectric breakdown happen?

High electric strengths (on the order of 1 MV/cm) and phenomena resembling those for gases control breakdown in highly purified liquid dielectrics. Liquids, which can contain particles, other liquids in suspension, and dissolved gases, are sadly readily polluted.

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Dakota moves a magnetic toy train toward a magnet that cannot move. What happens to the potential energy in the system of magnets during the movement?.

Answers

The Energy increases.

Explanation:
If the train moved against the magnetic force, the potential energy would increase.

if the ring is off-center when it drops on the disk, how will that affect the results? think about the effect on the moment of inertia.

Answers

The disk will continue to spin if the ring strikes it off-center, but the moment of inertia will be affected.

The disk will be out of balance due to the ring's off-center placement, which will result in a lower moment of inertia than it would have if the ring were centered. The disk will therefore not spin as quickly or for as long as it would if the ring were in the middle.

This implies that the ring's rotational energy will not be dispersed uniformly, leading to an uneven, or skewed, rotation. The off-center ring's inability to accurately reflect the moment of inertia will result in an erroneous measurement of it.

What is moment of inertia?

The term "moment of inertia" refers to a physical quantity that quantifies a body's resistance to having its speed of rotation along an axis changed by the application of a torque (turning force).

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A ball weighing 10kg traveling a 1.4m/s hits and rebounds back off a wall and now travels 1.4m/s in the opposite direction. What is the work done on it?

Answers

Answer:

the work done on it is if it bounces of the wall then it can bounce back to you

Explanation:

A light shines on a metal surface but no electrons are observed to be leaving. What would we need to do experimentally to eject electrons from the surface?.

Answers

You need to increase the frequency of light. (Hope this helped I think)

a crate of grapes lifted 10 meters gains 200 j of potential energy. if the same crate is instead lifted 20 meters, its gain in potential energy is

Answers

A same crate gains twice as much potential energy when it is raised 20 meters alternatively.

What is potential energy, exactly?

Potential energy is a form of energy that is dependent on the relationship between different system components. When a springy is stretched or stretched, its potential energy increases. If a steel ball is pushed above the ground as opposed to descending to the ground, it has more energy stored.

What kind of potential energy is that?

An object has the capacity to store energy because of its position. As an example, a destruction machine's large ball is conserving energy by being held in a high position. This positional force that has been saved is known as electric potential.

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an ambulance is generating a siren sound at a frequency of 2,400 hz. the velocity of sound is 345.0 m/s. if the ambulance is traveling at a velocity of 24.00 m/s toward from the stationary observer, then what is the frequency of the siren perceived by the observer?

Answers

The frequency of the siren perceived by the observer is 2,566 Hz.

Calculation:

F = fo(Vsound +V)/(Vsound⁻V source) 2000*(345+24)/345 = 2,566 Hz.

Frequency describes the number of waves passing through a particular location at a particular time. So if the wave takes 1/2 second to travel, the frequency is 2 per second. If it takes 1/100th of an hour, the frequency is 100 per hour.

The term frequency refers to the number of waves passing through a fixed point in a unit of time. It also describes the number of cycles or vibrations an object undergoes in periodic motion in a unit of time. The frequency of a particular data is the frequency with which the data value occurs. Denote the frequency of the data values ​​by f.

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A 1000-kg car is moving at 27 m/s when it slams on the brakes and skids to a stop with a leftward acceleration
of 9 m/s/s.

Answers

The length of skidding marks will be of 46.49m

Explain what an acceleration is.

Acceleration is the rate at which the direction and speed of motion change over time. It is said to have been accelerated when something changes its direction and moves faster or slower. Motion on a circle accelerates even when the speed is constant because the direction is constantly changing.

Acceleration is the term for the rate at which speed changes. Velocity is a vector quantity because it has both a magnitude and a direction component. Acceleration is also a vector quantity since it is simply the rate at which velocity changes.

Given m = 1000 kg

v = 27 m/s

µ = 0.80

we have a = µ g and v² - u² = 2as

then for s = u²/2gµ

s = 27²/2 X 9.8 X 0.8

s = 46.49 m

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Complete question is " A driver in a 1000 kg car traveling at 27 m/s slams on the brakes and skids to a stop. If the coefficient of friction between the tires and the horizontal road is 0.80, how long will the skid marks be?".

Electricity flows in a circle. It flows from the outlet to the electric device and back to the outlet. If something gets in the way of this flow, what is it called?.

Answers

The things that get in the way of electrical flow is called insulator.

An insulator is a material (body or substance) that resists electrical flow through it. Therefore, it can be said that the insulator gets in the way of electricity flow. Electrical insulators usually have electrons that are tightly bounded to each other, making them not able to move freely.

Electrical insulators are usually used to support and separate electrical conductors in various electrical equipment. The purpose is to hold the conductors in position without allowing electrical current through itself.

Some examples of electrical insulators are:

GlassPaperWoodPlastic

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Answer: Insulator

Explanation:

If something gets in the way or breaks the flow of electricity, it is called an insulator.

A 70.0 kg astronaut is training for accelerations that he will experience upon reentry. He is placed in a centrifuge (r = 10.0 m) and spun at a constant angular velocity of 16.3 rpm. Answer the following:
What is the angular velocity of the centrifuge in rad/s ?
What is the linear velocity of the astronaut at the outer edge of the centrifuge?
What is the centripetal acceleration of the astronaut at the end of the centrifuge?
How many g’s does the astronaut experience?
What is the centripetal force and net torque experienced by the astronaut? Give magnitudes and directions.

Answers

The astronaut faces 1.71 rad/s angular velocity, 17.1 m/s linear velocity, 29.2 centripetal acceleration, 3 g's are experienced, and 2044 N of centripetal force. The torque experienced is zero

What is rotational motion?

An object is said to be in rotational motion when it is travelling in a circular route around a fixed axis. Centrifugal force is a radially outward force that the item experiences as a result of this motion.

The image given below explains the conversion. The torque is zero since there is no tangential force.

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Describe a situation where you have applied a lot of force (and maybe even felt tired afterward) but did no work in the sense we study it in Science class.

Answers

An example of no work after the effort is work done by the collie to travel a distance in a straight line by lifting a mass.

What is Work?

In physics, the word "work" involves the measurement of energy transfer that takes place when an item is moved over a range by an externally applied, at least a portion of which is applied within the direction of the displacement.

The length of the path is multiplied by the element of a force acting all along the path to calculate work if the force is constant. The work W is theoretically equivalent towards the force f times the length d, or W = fd, to portray this concept.

The amount of work done by the coolie to travel a certain distance in a straight line by lifting a certain amount of mass. Here the work done is zero because when the coolie lifted the mass the force exerted in the upward direction makes an angle of 90° and as per the formula of work done it will be equal to zero.

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An object moving at 44 m/s is increasing in speed by 2 m/s². After 3 seconds, what
would its velocity be?

Answers

Answer:

50m/s

Explanation:

a =(V-U)/t

V=? , U = 44m/s, t= 3s, a = 2m/s²

so, using the equation,

2= (V -44)/3

V = 50m/s

you are riding on the edge of a spinning playground merry-go-round. if you pull yourself to the center of the merry-go-round, what will happen to its rotation?

Answers

If you pull yourself to the center of the merry-go-round,  the rotation of the merry go round will decrease.

What is the centripetal acceleration of a merry go round?

This is the radial acceleration experienced by a person moving in a circular path as the merry-go-round rotates about its mean position.

a = v²/r

where;

v is the linear speed of the merry go roundr is the radius of the merry go rounda is the centripetal acceleration of the merry go round

From the formula given above, as the radius of the merry go round increases, the centripetal acceleration of the merry go round decreases.

v = ωr

where;

v is the tangential speed or linear speed of the merry go roundr is the radius of the circular path from the edge

Thus, when the radius of the circular path decreases, the speed of the merry go round will decrease as well.

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a sodium photoelectric surface with work function 2.3 ev is illuminated by electromagnetic radiation and emits electrons. the electrons travel toward a negatively charged cathode and complete the circuit shown below. the potential difference supplied by the power supply is increased, and when it reaches 4.5 v, no electrons reach the cathode. (a) for electrons emitted from the sodium surface, calculate the maximum kinetic energy, end the maximum speed. (b) calculate the wavelength of the radiation that is incident on the sodium surface. (c) calculate the minimum frequency of light that will cause photoemission from this sodium surface.

Answers

(a) The highest possible rate of kinetic energy is -2.2 eV and the highest possible rate of speed is 2.3 × 10⁶ m/s.

(b) The length of the radiation's wave is 86 nm.

(c) The lowest frequency of visible light is 3.5 x 10¹⁴ Hz.

SOLUTION

To solve this problem, we can use the following equations:

- The maximum kinetic energy of the electrons emitted from the sodium surface is given by:

KEmax = Work function - Potential difference

- The maximum speed of the electrons is given by:

vmax = sqrt (2 × KEmax ÷ m)

where m is the mass of the electron.

- The incident radiation wavelength can be calculated using the Planck-Einstein equation:

E = h × f

where E is the energy of the incident radiation, h is the Planck constant, and f is the frequency of the radiation.

- The minimum frequency required for photoemission can be calculated using the work function of the sodium surface:

fmin = Work function ÷ h

- Using these equations, we can calculate the following:

(a) The maximum kinetic energy of the electrons is given by:

KEmax = 2.3 eV - 4.5 V = -2.2 eV

Hence,  the maximum kinetic energy is -2.2 eV.

- The maximum speed of the electrons is given by:

vmax = sqrt(2 × (-2.2 eV) ÷ (9.1 × 10⁻³¹ kg)) = 2.3 × 10⁶ m/s

Hence the maximum speed is 2.3 × 10⁶ m/s.

(b) The incident radiation wavelength can be calculated using the Planck-Einstein equation:

E = h × f

f = E ÷ h

f = 2.3 eV / (6.6 × 10⁻³⁴ J × s) = 3.5 × 10¹⁴ Hz

lambda = c ÷ f

lambda = (3.0 x 10⁸ m/s) ÷ (3.5 x 10¹⁴ Hz) = 8.6 x 10⁻⁷ m = 86 nm.

Hence, the wavelength of the radiation is 86 nm.

(c) The minimum frequency required for photoemission can be calculated using the work function of the sodium surface:

fmin = 2.3 eV ÷ (6.6 × 10⁻³⁴ J × s) = 3.5 × 10¹⁴ Hz

Hence, the minimum frequency of light is 3.5 × 10¹⁴ Hz.

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What is the acceleration of a 50 kg object pushed with a force of 200N?

Answers

Answer:

40 m/s

Explanation:

F = ma (force = mass * acceleration)

a = F/m

a = 200 N / 50 kg

a = 40 m/s

What three conservative double latter​

Answers

One possible response is WOOLLEN, which is pronounced "double U, double O, double L." The only terms with consecutive triple doubles that are commonly used are BOOKKEEPER (or BOOKKEEPING), which offers a more gratifying solution.

which three double-letter states are there?

If you're looking for a single word with three consecutive letters, "ghi" is the one you desire!

What word has three double letters in it?

An ancient joke asks, "Can you think of a term with three consecutive double letters?" One possible response is WOOLLEN, which is pronounced "double U, double O, double L." The only terms with consecutive triple doubles that are commonly used are BOOKKEEPER (or BOOKKEEPING), which offers a more gratifying solution.

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the electron-group arrangement around a central atom is defined by the number of –electron groups. the molecular shape is defined by the relative positions of the around the central atom. two species may have the same electron-group arrangement but have different molecular shapes. t or f

Answers

The total number of Valence electron groups determines the configuration of electron groups around a core atom. The relative placements of the atoms around the core atom determine the shape of the molecular structure.

There are three bonding electron groups and one nonbonding electron group in a molecule with four total electron groups surrounding the center atom. Its molecules have a trigonal pyramidal configuration.Molecules are made up of one or more atoms connected by covalent (chemical) connections. Atoms can be visualized as circles with a nucleus at the centre (made up of protons and neutrons) and one or more concentric circles surrounding them. These circles represent the "shells" or "levels" in which the electrons surrounding the nucleus of the atom are located, along with markings indicating the electron at each level.

A molecule is the smallest unit into which a substance may be subdivided and still remain the same thing. It has two or more atoms in it.

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a student pushes a 51.5 kilogram bookshelf across a smooth floor with a net force of 67 n. what is the approximate acceleration of the bookshelf?

Answers

Acceleration of the bookshelf is 1.30 m/[tex]s^{2}[/tex] when mass is 51.5 kg and force is 67 N.

To find the acceleration, we use newton's second law of motion. According to newton's second law of motion,

" The acceleration of an object is directly proportional to the net force acting on the object while being inversely proportional to its mass." Newton's second law of motion gives the measurement of force.

Acceleration is the result of force on an object.

The formula for finding acceleration from this law is.

Acceleration = Force/ Mass

a = F/m

So, a = 67/51.5 m/[tex]s^{2}[/tex]

= 1.30 m/[tex]s^{2}[/tex]

Acceleration in this case is 1.30 m/[tex]s^{2}[/tex]

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a neon yellow 75g ball is launched at an angle of 50 with the level ground. it has an initial velocity of 15 m/s. assume that there is no air resistance and that the ball lands at the same elevation that it was launched . what is the maximum height that the ball reaches ? what is the reange of the ball ?

Answers

The maximum height that the ball reaches is 8.79 m and  the range of the ball is  12.29 m

To find the maximum height that the ball reaches, you will need to use the equation for the vertical displacement (y) of the ball:

y = Vy * t - (1/2) * g * t^2

Where Vy is the vertical component of the initial velocity, t is the time elapsed, and g is the acceleration due to gravity.

To find the time at which the ball reaches its maximum height, set the vertical displacement (y) to zero and solve for t:

0 = Vy * t - (1/2) * g * t^2

This equation can be rearranged to:

t = √(2Vy/g)

Then, substitute the given values for the initial velocity (Vy) and the acceleration due to gravity (g), and solve for t:

t = √(2 * 15 m/s * sin(50) / 9.8 m/s^2)

t = 1.16 s

y = Vy * t - (1/2) * g * t^2

y = 15 m/s * sin(50) * 1.16 s - (1/2) * 9.8 m/s^2 * (1.16 s)^2

y = 8.79 m

To find the range of the ball, you will need to use the equation for the horizontal displacement (x) of the ball:

x = Vx * t

Where Vx is the horizontal component of the initial velocity and t is the time elapsed.

To find the time elapsed (t), use the equation for the time at which the ball reaches its maximum height:

t = √(2Vy/g)

Substitute the given values for the initial velocity (Vy) and the acceleration due to gravity (g), and solve for t:

t = √(2 * 15 m/s * sin(50) / 9.8 m/s^2)

t = 1.16 s

To find the horizontal component of the initial velocity (Vx), use the equation:

Vx = V0 * cos(θ)

Where V0 is the initial velocity of the ball and theta is the angle of launch. Substitute the given values for the initial velocity (V0) and the angle of launch (theta), and solve for Vx:

Vx = 15 m/s * cos(50)

Vx = 10.6 m/s

To find the range of the ball, substitute the values for the horizontal component of the initial velocity (Vx) and the time elapsed (t) into the equation for the horizontal displacement (x):

x = Vx * t

x = 10.6 m/s * 1.16 s

x = 12.29 m

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Which sentence from paragraph 6 has the least objective tone?(6) Ultimately, that's what our democracy demands. It needs you. Not just when there's an election, not just when your own narrow interest is at stake, but over the full span of a lifetime. If you're tired of arguing with strangers on the Internet, try to talk with one in real life. If something needs fixing, lace up your shoes and do some organizing. If you're disappointed by your elected officials, grab a clipboard, get some signatures, and run for office yourself. Show up. Dive in. Persevere. Sometimes you'll win. Sometimes you'll lose. Presuming a reservoir of goodness in others can be a risk, and there will be times when the process disappoints you. But for those of us fortunate enough to have been a part of this work, to see it up close, let me tell you, it can energize and inspire. And more often than not, your faith in America and in Americans will be confirmed. . . .1. Ultimately, that's what our democracy demands.2. If something needs fixing, lace up your shoes and do some organizing.3. Presuming a reservoir of goodness in others can be a risk, and there will be times when the process disappoints you.4.But for those of us fortunate enough to have been a part of this work, to see it up close, let me tell you, it can energize and inspire. Last week, Vernon worked the following days and times:Day 1: 5 hours, 15 minutesDay 2: 6 hours, 30 minutesDay 3: 3 hours, 45 minutesDay 4: 4 hours, 0 minutesFind Vernon's total time worked in decimal hours. 20.0018.9018.4519.50 36. Rapid City is having its annual citywide celebration. The city wants to rent a bumper-car ride. The pieces used to make the floor are 4 foot-by-5 foot rectangles. The ride covers a rectangular space that is 40 feet by 120 feet. a. How many rectangular floor pieces are needed? b. The ride costs $20 per floor piece and $10 per bumper car. How much would it cost Rapid City to rent the floor and the bumper cars? (You will need to decide how many bumper cars will be appropriate.) This morning, Russell took a history test. He got 25 out of 50 problems right. What percentage did Russell get right? _____ is the name of an approach to building applications and services specifically for a cloud computing environment. a woman arrives at the emergency department complaining of abdominal pain of 4 on a scale of 1 to 10. she states that she thinks she is about 10 weeks pregnant. her vital signs are pulse, 86 beats per minute; respirations, 16 breaths per minute; and blood pressure, 112/78 mm hg. which signs/symptoms would the nurse report to the primary health care provider immediately? select all that apply. How did the northwest ordinance influence the expansion of the United States What is the value of i21i21? Upon the death of a President, the Vice President assumes the powers and duties of the presidency, but technically does not become President.A. TrueB. False Since they are small and have a selective advantage over larger plants, stone walls, fences, and cracks in exposed rocks are ideal microhabitats for. Use the binomial formula to find the coefficient of the y^21p^3 term in the expansion of (y+3p)^24 Which action would the nurse take first after noting a flat line a client cardiac monitor Write the following outline. Literary work #1 is The Scarlet Letter by Nathaniel Hawthorne. The second literary work is the crucible by Author miller. The three confliscts are Person vs. Person Person vs. Society Person vs. SelfPSA: you dont have to write it all, anything would help. Also, no need to put page numbers, just quotes. What types of workers made up the craft, or trade, unions in the post-Civil War period? if a security's realized return is negative, it must have been true that the expected return was greater than the required return. T/F before lincoln assumed office on march 4, 1861, seven northern states had formed the confederate states of america, adopted a constitution, and chosen a new president. 8.06 what kind of party system is normally associated with proportional representation? responses one-party system one-party system two-party system two-party system multiparty system A foreign policy of human rights seeks to ensure which of the following? (choose all that apply) In terms of cellular respiration, why is it necessary to incorporate plants into a terrarium along with fauna (animal) What is the slope of the line that passes through the points (-8, -1) and(-8, -11)? Write your answer in simplest form.