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3 years ago

9

3. A rock is lying on a rock ledge that is 3 m high. The rock as 120 J of potential energy.

1 answer:

n200080 [17]3 years ago

6 0

Answer:

For the gravitational force the formula is P.E. = mgh, where m is the mass in kilograms, g is the acceleration due to gravity (9.8 m / s2 at the surface of the earth) and h is the height in meters. Notice that gravitational potential energy has the same units as kinetic energy, kg m2 / s2.

Step-by-step explanation:

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Oxana [17]

Answer:

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Step-by-step explanation:

You replace the x with 5.

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I have a lot of questions like this, and I know the formula but I still get it wrong!

andrezito [222]

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I+B/2-1.

We can substitute the variables with our information from the graph:

0+10/2-1=5-1=4 that’s the answe

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andrew11 [14]

Answer:

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Step-by-step explanation:

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