Which may affect the motion of an object?

A horizontal line is shown on a motion graph. What does this mean?

A force acts on an object in the opposite direction of another force of the same size. What will happen to the object?

An object falls through the air, but it still experiences friction. What type of friction does this object most likely experience?

What is best known as the ability to "do work"?

If you rub your hands together, you may feel heat. Why is this true?

Which object would fall through the air at the greatest rate?

A push or pull that changes the motion of an object is called?

What type of graph can most closely show the distance an object has traveled in a given amount of time?

What occurs as two surfaces rub against each other or make contact with one another?

Motion can be measured by observing the _____________traveled in a certain amount of _________________.

The greater a force on an object, the greater the change in which of the following?

Which most accurately describes gravitational forces?

Why don’t skateboarders keep flying through the air when they launch off a ramp?

Four solid balls, each with a different mass, are moving at the same speed. Which ball would require the most force to stop its motion?

A girl walked for 30 minutes. She noticed that she traveled farther in the first 15 minutes of her walk than in the second 15 minutes. What can she conclude about her walk?

If a car is moving backward along a road, can its speed be measured?