10. Conservation of Energy

If two point charges are separated by a distance $r$, what happens to their electrical potential energy as $r$ increases?

Which type of energy is primarily stored in water held back by a dam?

What is the gravitational potential energy of a $1$ kilogram ball held $100$ meters above the floor? (Use $g=9.8m{s}^{-}$)

A ball of mass $m$ is placed at four different heights above the ground: Point A at $h$, Point B at $\frac{1}{2}h$, Point C at $2h$, and Point D at ground level. At which point does the ball have the greatest gravitational potential energy?

Which of the following formulas is used to find gravitational potential energy?

Which of the following formulas is used to find gravitational potential energy?

What happens to the gravitational potential energy of an object as it is raised to a higher position above the ground?

What is the gravitational potential energy of a $3$ kg ball that is $1$ meter above the floor? (Assume $g=9.8$ m/s2)

Which method will give a rock the greatest gravitational potential energy when it is placed at the top of a cliff of height $h$ above the ground?

A star is found to have absolute magnitude $M=4$ and apparent magnitude $m=24$. How far away is it from Earth?

What is the stored energy in an object due to its position in a gravitational field called?

Which of the following formulas is used to find gravitational potential energy?

As an object falls from a certain height near Earth's surface, what happens to its gravitational potential energy?

In which one of the following systems is there a decrease in gravitational potential energy?

What is the gravitational potential energy of a $1\mathrm{kg}$ ball that is $2m$ above the floor? (Assume $g=9.8m/s^2$)