7th Unit 4 Test review

Front

What happens when two forces are in the same direction?

Back

You add the forces.

Front

What happens when two forces are in opposite directions?

Back

You subtract the forces.

Front

What is a medium?

Back

A substance of material that carries energy.

Front

What is thermal energy?

Back

Energy resulting from the motion of particles.

Front

What happens when a force is balanced?

Back

No movement and net force is zero.

Front

What is temperature?

Back

The measure of the average kinetic energy of the particles in a substance.

Front

What is kinetic energy?

Back

The energy of an object due to its motion.

Front

What is potential energy?

Back

The energy stored in an object due to its position or state.

Front

What is the net force?

Back

The overall force acting on an object when all the individual forces are combined.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force of gravity acting on that mass.