If you double the amount of ___________ , the amount of acceleration doubles.

An ice skater can glide because there is very little ___________ between the ice skates and the ice.

The closer two objects are to each other, the stronger the ___________ between them.

As gravity pulls a book on a table _________, the table exerts an equal and opposite force on the book.

All the forces acting on an object make up _______________.

Gravity depends on __________ and distance.

Speed depends on _________ and distance.

___________ is the ability to do work.

_____________ energy is stored.

Kinetic energy is the energy a moving object has because it __________.

Most things people use are ___________ machines.

______________ is done when force causes a change in the motion of an object in the direction of the applied force.

If you apply a large force to something but it does not ___________ no work has been done.

When a rubber band is stretched, it has _____________.

The law of conservation of energy states that energy cannot be _____________ or __________.

Absolute zero is the temperature at which energy cannot get any ___________.

Wrapping your hands around a cup of hot cocoa is an example of heating by___________.

Atoms and molecules in a substance are always____________.

Particles in a gas have a __________ amount of kinetic energy.

As a liquid or gas is heated, ___________ and rises.