plsss helpp i really need this now thank u ❤️​

Plsss Helpp I Really Need This Now Thank U

Answers

Answer 1

Answer:

10.

parabolic

11.

Entirely horizontal

12.

45°


Related Questions

why is graffiti important to our community​

Answers

Answer:Graffiti and street art embody cultural significance through its individualistic nature, though its ability to beautify and enhance public spaces, when you see graffiti you might think to yourself, "dang that looks cool"

Explanation:

Gravity is not considered matter.
A. True
B. False​

Answers

Answer:

false gravity is not considered matter

Particles that attract each other are
A. two electrons.
B. two protons.
C. one proton and one electron.
D. one proton and one neutron.

Answers

B. I belive :)
Hopes this helps
D. hope it gets you the correct answer

pls how do i do this my grades are due today:(! i have to pass this class

Answers

Answer:

B, A, E, D, C

Explanation:

If the arrow points to the right, then the force is positive.

If the arrow points to the left, then the force is negative.

Also, remember that the force does not relate (necessarily) to the mass, so the different blocks having different masses is not an important factor in this problem.

Let's find the force in each block.

A)

Here we have a positive force of 3N and a negative force of 1N

Then the net force (the sum of all the forces) is:

F = 3N  - 1N = 2N

B)

Here we have two positive forces, one of 1N and other that I cant see, I guess that it is 3N

Then the net force is:

F = 1N + 3N = 4N

C)

Here we have two negative forces of 2N

Then the net force is:

F = - 2N + ( - 2N) = -4N

D)

Here we have a single force of 2N that is negative, then the net force is:

F = -2N

E)

Here we have a negative force of 3N and a positive force of 2N

then the net force is:

F = -3N + 2N = -1N

Then, the order of greatest to least (from positive to negative) is:

B, A, E, D, C

Please help me to solve this, I don’t really know what to do.

A device requires 5 amps to operate properly.

What total resistance is needed in order to obtain 5 amps when 110 volts is applied across a circuit?

If the device has a resistance of 8 ohms, what additional resistor needs to be added to the circuit and how should the resistor and device be hooked up?

Answers

Explanation:

Use Ohm's Law

V / R = I

I = 5A

V = 110V

R =?

Solve for R

if you need further help let me know

Weathering of rocks can occur in many ways. In the western United States, strong winds can erode huge rock formations by blowing millions of tiny grains of sand at these rocks. Which term accurately describes this type of weathering?

A. Thermal
B. Chemical
C. Physical
D. Meteorological

Answers

The answer is C Physical because it is not a chemical reaction
c, cause i’m smart and give me brainliest

Plzzzzz help 4.When using the Right-Hand Rule to determine the direction of the force on an electron moving
in a
magnetic field, the velocity vector (V) is represented by the direction of your

thumb

fingers

palm

None of the above

Answers

Answer:

fingers bc when u put out your right hand it would be your fingers

Explanation:

Consider the waves in the four diagrams below. Which diagram shows a wave
with the longest wavelength and the lowest amplitude?

Answers

Answer:

C

hope that helped! ^^

#CMIIW

walk done in units time is called​

Answers

Answer:

Explanation:

work done per unit time is caleed power.it's SI unit is watt.it depends upon time.

How does energy from an earthquake reach each surface? Describe the three types of seismic waves.

Answers

Body waves travel through the interior of the Earth. Surface waves travel across the surface. Surface waves decay more slowly with distance than body waves which travel in three dimensions. Particle motion of surface waves is larger than that of body waves, so surface waves tend to cause more damage.
https://en.m.wikipedia.org › wiki

Two charges, each q, are separated by a distance r, and exert mutual attractive forces of F on each other. If both charges become 2q and the distance becomes 3r, what are the new mutual forces

Answers

Answer:

F = ⅔ F₀

Explanation:

For this exercise we use Coulomb's law

         F = k q₁q₂ / r²

let's use the subscript "o" for the initial conditions

          F₀ = k q² / r²

now the charge changes q₁ = q₂ = 2q and the new distance is r = 3 r

       

we substitute

          F = k 4q² / 9 r²

          F = k q² r² 4/9

          F = ⅔ F₀

If a beaker with 300 ml of 20°C water is poured into a beaker with 400 ml of 30°C water, what is the final temperature?

Answers

Answer:

Explanation:  

A circuit has a resistance of 8 Ohms. the voltage supplied to the circuit is 14 volts. what is the current flowing through it?

Answers

Answer:

e jiio7ruetw5258o0pomnmitwq2690okm ,,kkkiiht44456

The current across a certain resistor can be found using Ohm's Law, as before:

Vi = RiIi

where:

Vi  is the voltage drop across the resistor

Ri is the resistance of the resistor

Ii is the current through the resistor

In this problem:

R2 = 8Ω is the resistor we are considering

V₂ = 110V is the voltage drop across that resistor (in a parallel circuit, the voltage drop is the same across each resistor)

Solving for I, we find the current through it:

I₂ = V₂/R₂ = 110/8 = 13.7A (see that "V₂/R₂" and "110/8"  part as fraction)

Can someone please help me with this its worth all the points i have left

Answers

Answer:

1. Yes

2. Yes

3. 292 joules

4. 90 watts

5. By increasing the force

Explanation:

Have a wonderful day :)

En una práctica un beisbolista lanza verticalmente la bola con una velocidad de 12m/s en dirección ascendente. ¿Cuál será la altura máxima que alcanza la pelota?

Answers

Answer:

Thus, the maximum height is 7.35 m.

Explanation:

initial velocity, u = 12 m/s

acceleration due to gravity, g = 9.8 m/s^2

Velocity at maximum height, v = 0 m/s

Let the maximum height is h.

Use third equation of motion

[tex]v^{2}=u^{2}-2 g h\\0 = 12\times 12 - 2 \times 9.8\times h\\h =7.35 m[/tex]

What is the temperature difference between 65 degree Celcius and 212 degree Farenheit.
Find the temperature difference in both Celcius and Farenheit scale.

Answers

Answer:

65 deg C = 35 deg C below boiling

35 deg C = 35 * 9 deg F / 5 deg c = 63 below boiling deg F

(1 deg C = 9/5 deg F)

212 - 63 = 149

So 65 deg C = 149 deg F

Not sure exactly what's wanted, but

212 deg F   =     boiling

65 deg C = 149 deg F

Check:  65 * 9/5 + 32 = 149       as found above

Answer:

65 deg C = 35 deg C below boiling

35 deg C = 35 * 9 deg F / 5 deg c = 63 below boiling deg F

(1 deg C = 9/5 deg F)

212 - 63 = 149

So 65 deg C = 149 deg F

Not sure exactly what's wanted, but

212 deg F   =     boiling

65 deg C = 149 deg F

Check:  65 * 9/5 + 32 = 149       as found above

Explanation:

large amounts of energy are converted to small amounts of mass. small amounts of energy are converted to large amounts of mass. small amounts of mass are converted to large amounts of energy. large amounts of mass are converted to small amounts of energy. mass is destroyed and energy is created. energy is destroyed and mass is created.

Answers

Answer:

small amounts of mass are converted to large amounts of energy

Explanation:

According to the mass-energy equivalence, which Albert Einstein initially proposed as a general principle. It was revealed that mass and energy are connected and that a "small amount of mass can be converted into enormous amounts of energy."

Using the formula E=mc^2. This means Energy equals mass times the speed of light squared.

Hence, it is true that "small amounts of mass are converted to large amounts of energy."

a.If the hockey player exerted twice as much force (9.00 N) on the puck over the
same distance, how would the amount of work the stick did on the puck be
affected

Answers

Answer:

The work done is doubled.

Explanation:

The work done is defined as the product of the force and the displacement in the direction of force.

Work = force x displacement.

As the force is doubled and the displacement remains same, so the work done is also doubled.

Work done is a scalar quantity and its SI unit is Joule.

Find the voltage
drop between
points A and B
in the circuit.
[?] V

No links please

Answers

Answer:

Explanation:

solve the parallel resistances

30||40     and 50||30

17.14285714   and 18.75

total Resistance = 35.89285714

V = IR

9V = I *35.89285714

9V / 35.89285714 = I

0.250746 = I

Now use the resistance across AB

V = 17.14285714 * 0.250746

V = 4.29850

this is the Voltage drop across AB  :P

A car is traveling at a speed of 20m/s and has a mass of 1200kg how much kinetic energy does it have

Answers

Answer:

Explanation:

The formula for Kinetic Energy is

[tex]KE=\frac{1}{2}mv^2[/tex]. Filling in:

[tex]KE=\frac{1}{2}(1200)(20)^2[/tex] It looks like we only need 1 significant digit here but I'll give you 2 and you can round how you want.

KE = 2.4 × 10⁵ J

If the spring constant of a simple harmonic oscillator is doubled, by what factor will the mass of the system need to change in order for the frequency of the motion to remain the same

Answers

The mass must also be.

Which object will take the most force
to accelerate? *
4 kg
6 kg
8 kg
02 kg

Answers

Answer:

I think it might be 8kg grams because it is bigger

What happens if we nuke a city?

Answers

The shadow would subsequently drop the temperature in the city, forcing warmer air to rush in and violently destroy countless buildings. There would also be “black rain,” which would be the radioactive ash and dust that would liquify and pour down on the city and we would all die.

Answer:

Those who survived the bomb may become deaf or blind, as well as suffer catastrophic burns and injuries. Even people who were not seriously injured could become trapped within a structure or unable to navigate through the wreckage.

Explanation:

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Solutions, Solubility, Acids/Bases 20-2121 of 35
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Question 32 of 35
The models above show particle arrangement. Read each statement below.



image



1. The substances must undergo a chemical change to transform into a different model

2. The substance in diagram A has the highest energy

3. The substances in diagrams B and C would flow.

4. The substance in diagram C has the lowest temperature.



Which statement above is true?

A.
1

B.
3

C.
4

D.
2

Answers

Answer:

hard2

Explanation:

Einstein's theory of general relativity is currently the best explanation of gravity.Why has this theory not been replaced with a new one

Answers

Answer:

Option C, It still explains the experimental evidence pertaining to gravity

Explanation:

Please find the attachment

Answer:

A.) It will remain the best explanation, because no one has come up with a better one yet

Explanation:

Astronomical observatories have been available since ancient times, and many cultures set aside special sites for astronomical observations. The thing modern observatories have that was missing from these older observatories until about 1610 was __________________. Group of answer choices

Answers

Answer:

The answer is "telescopes".

Explanation:

Throughout ancient times, astronomical observatories have indeed been available, and so many historical locations were reserved for astronomical observations. All contemporary astronomers lacked within those older telescopes were lenses until 1610. A telescope is indeed an instrument used to view far-off objects. Telescopes often are being used to look at planets and stars.

2.
A body, which floated in water, sank when put in kerosene. Why
did it happen?​

Answers

Answer:

The answer is below

Explanation:

The density of an object is its mass per unit volume, that is the ratio of mass to volume occupied. It is given by:

Density = mass / volume

A body floats in a liquid when the buoyant force (weight of displaced liquid) is more than the weight of the body, it sinks if the buoyant force is less than the weight of the body and remains at the same depth if the buoyant force is equal to the weight of the body.

The density of Kerosene is less that the density of water. So a body displaces a greater weight of water than that of kerosene, and hence floats in water but sinks in kerosene.

An object is to the left of a convex mirror. Describe the two rays needed to indicate the location and height of the image. Additionally, state what side of the mirror the image is on and whether it is real or virtual.

Answers

Answer:

1) a ray parallel to the optical axis that after passing through the lens passes through the focal length

2) a ray that passes through the center of curvature, this ray does not have any deviation

real image   d_{objet} > f

Explanation:

In geometric optics, you can find the position of the image by geometric method, we draw two rays

1) a ray parallel to the optical axis that after passing through the lens passes through the focal length

2) a ray that passes through the center of curvature, this ray does not have any deviation

3) a ray that passes through the focal length and when passing the lens comes out horizontally

The interceptor point is where the image is

To determine if the image is real or virtual, when the object is at a greater distance than the focal length, the image is real and when it is at a shorter distance, the image is virtual.

The virtual image is formed on the same side as the object

real image   d_{objet} > f

What is the pressure on your feet if you weigh 800 N and the area covered by your feet is 0.67 m^2?

Answers

Answer:

Pressure = 1194.03 N/m

Explanation:

Given the following data;

Force = 800 N

Area = 0.67 m²

To find the pressure on your feet;

Mathematically, pressure is given by the formula;

Pressure = force/area

Pressure = 800/0.67

Pressure = 1194.03 N/m

There are six important things to keep in mind on your fitness journey. Please list and define at least four of the things we should remember.

Answers

There you go use this
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