__________ is the measure of an object's speed in a particular direction.

____________ is the rate at which velocity changes over time.

__________ is the tendency of an object to resist a change in motion.

A heavy ball is harder to stop than a lighter ball because it has greater __________.

If a marble is rolling steadily at a rate of 1 m/sec for 2 minutes, what property changes?

If the same force is applied to all, which object will have the greatest acceleration? (Hint: Is the smallest or largest object going to have the greatest acceleration?)

A car is stopped at a red light. If it starts accelerating at 10 km/hr every second, what will the speed be after 3 seconds?

When you jump to shoot a basketball into a hoop, what object pushes on you to help you jump?

As you walk, your feet push against the ground. At the same time, the ground pushes against your feet. Which law of motion is this an example of?

If a train is traveling at a constant speed on a curved track, why is it accelerating?

Which equation summarizes Newton's Second of Law of Motion?

Astronauts float when they are in orbit because...

A boy tied a ball on the end of a string and whirled it in the air and let go. Which of Newton's laws of motion says that it will travel in a straight line until gravity pulls it down to the ground?

A truck, a car, a motorcycle, and a train are all moving at the same speed. Which has the most momentum? (Hint: Is the smallest or largest object going to have the most momentum?)

An action is a bat hitting a baseball. The reaction is...

Friction and __________ are the two forces that stop a baseball from flying on forever.