Benchmark #2 Review

1. Boiling happens when ________ bonds are broken and molecules can escape a liquid.
5. The farther away an orbiting object is, the _______ it can move and still be able to orbit.
8. A wound clock spring has elastic _________ energy.
9. _________ is the concept that magnets and moving electric charges exert forces on each other due to interacting magnetic fields.
11. A moving magnet can create an ________ current.
12. An object will have ______ of its original GPE at half of its original height.
14. A moving electric current creates a ______ field.
16. Generators produce __________ energy when they move.
18. Energy loss is usually in the form of thermal or ______ energy.
19. The amount of kinetic energy is ______ proportional to its mass.

2. Coulomb's Law says that same charges ________.
3. Objects up high store ________ potential energy.
4. Kepler's Laws describe the motion of _______ objects.
6. The full equation for gravitational potential energy is ____________.
7. All moving objects have _______ energy.
10. Rough surfaces cause energy loss in the form of _____ energy created by friction.
13. Coulomb's Law says that opposite charges _______.
15. The time it takes for an object to complete one orbit is called its orbital _________.
17. If you double an object's velocity, you increase its kinetic energy by _____ times as much.