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ycow [4]
3 years ago
9

At what point on a roller coaster is the kinetic energy increasing? As it is going down the hill. At the top of the hill. As it

is climbing the hill. At the bottom of the hill.
Physics
1 answer:
blagie [28]3 years ago
8 0

Answer:

As it is going down the hill

Explanation:

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What's ur fav song?<br><br> Fr33 Pointtsss &lt;3
arsen [322]

Answer:

Never gonna give you up

Never gonna let you down

Never gonna run around and desert you

Haha Rick rolled you

Explanation:

jk my favourite song is Thunder, Despacito

3 0
3 years ago
Read 2 more answers
Kyle has a mass of 54kg and is moving at 3 m/s what is his kinetic energy
Mars2501 [29]

Answer:

243J

Explanation:

K.E = 1/2 x 54 x 3^2

K.E = 1/2 x 54 x 9

K.E = 1/2 x 486

K.E = 486/2

K.E = 243J

6 0
3 years ago
In the diagram shown, satellite S moves in a circular orbit around the Earth (E) in a counterclockwise direction.
zubka84 [21]

The characteristics of the velocity vector used to find the results for the direction of acceleration and velocity are:

  • Acceleration is towards the center of the circle
  • The velocity is tangent to the circle counterclockwise.

Newton's Second Law establishes a relationship between force, mass and acceleration of bodies.

<h3>Centripetal acceleration. </h3>

In the case of circular motion there is a constant change in the direction of the velocity vector, even when its module remains constant, this change in direction points towards the center of the circle, so that the module is constant.

They indicate that the satellite is moving counterclockwise, therefore the speed must go to the left (counterclockwise) tangential to the circle.

In conclusion using the characteristics of the velocity vector we can find the results for the direction of acceleration and velocity are:

  • Acceleration is towards the center of the circle
  • The velocity is tangent to the circle counterclockwise.

Learn more about centripetal acceleration here: brainly.com/question/25243603

6 0
2 years ago
what effect would you expect the termperature of a material to have on the ease with which electrons can be ejected from it via
Ilya [14]

Answer:

The photoelectric effect is a phenomenon in which the photoelectrons are emitted from the metal when an incident electromagnetic wave hits the metal. The incident light should have a threshold frequency to meet the work function of the metal

8 0
2 years ago
5. For the following pairs of masses, which one has the largest gravitational attraction between masses? Which one has the small
sasho [114]

Answer:

MOST : E         LEAST :  D

Explanation:

Grav attraction = G m1 m1 / r^2    

        G  and   'r' are the same for all of the pictures, so the one picture with the biggest mass has the MOST attraction     and the  one with the least mass has the least attraction.

8 0
2 years ago
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