Force and Motion Vocabulary

Front

What is the force of attraction between Earth and other objects?

Back

Gravity

Front

What property of matter keeps an object at rest or in motion in a straight line?

Back

Inertia

Front

What do you look at to determine movement, like the scene outside your car window?

Back

Frame of References

Front

What is a force that is not cancelled out by another force and causes a change in the motion of an object?

Back

Unbalanced forces

Front

What term describes the speed and direction of an object's motion?

Back

Velocity

Front

What is the force that opposes motion between two surfaces in contact?

Back

Friction

Front

What is the rate of change of velocity of an object?

Back

Acceleration

Front

What do we call the state when all forces acting on an object are balanced?

Back

Equilibrium

Front

What is the tendency of an object to resist changes in its state of motion?

Back

Inertia

Front

What is the measure of the amount of matter in an object?

Back

Mass