Force and Motion Review

Front

What is the non-contact force that causes everything to be pulled down to earth?

Back

Gravity is the non-contact force that pulls objects towards the Earth.

Front

Speed can be found by calculating...

Back

Speed = Distance / Time.

Front

TRUE or FALSE: For every action, there is an equal action in the opposite direction.

Back

True. This is known as Newton's Third Law of Motion.

Front

If a car travels 70 miles per hour for 2 hours, how far does it go?

Back

140 miles.

Front

If a car travels 50 miles per hour for 3 hours, how far does it go?

Back

150 miles.

Front

What is the total distance traveled if a car goes 140 miles north and then 150 miles west?

Back

290 miles.

Front

Which ball would require the most force to stop its motion: 5 kg, 10 kg, 15 kg, or 20 kg?

Back

The ball with a mass of 20 kg requires the most force to stop.

Front

What is friction?

Back

Friction is a force that opposes motion between two surfaces in contact.

Front

What is acceleration?

Back

Acceleration is the rate of change of velocity of an object.

Front

What is momentum?

Back

Momentum is the product of an object's mass and its velocity.