Force and Motion Review

Front

A student uses the same force to push a golf ball, a ping pong ball, a bowling ball, and a baseball. Which will move the fastest?

Back

a ping pong ball

Front

What can cause a moving object to increase its speed in a forward direction? Options: a force pushing on the object from the opposite direction, a force that continually acts on the object in the direction the object is moving, an increase in the mass of the object, a decrease in the mass of the object

Back

a force that continually acts on the object in the direction the object is moving

Front

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?

Back

Her average speed was faster during the first half of her walk.

Front

A pencil falls off of a desk. What moves the pencil toward the floor?

Back

gravity

Front

Four different students take turns pushing a large, heavy ball on the school parking lot. What is the best way to determine which student used the most force to push the ball? Options: compare the sizes of the students, compare the ages of the students, compare the distances that the ball rolled, compare the number of times the ball was rolled

Back

compare the distances that the ball rolled

Front

What caused the seesaw to move when a third person pushes down on one side?

Back

The total force increased on the side that was pushed down.

Front

Manuel is building a car to race down a ramp. The car weighs 100 grams. Which could Sam do to increase the speed of the car?

Back

decrease the mass of the car

Front

After school Alex’s backpack was loaded with books. Which best describes the force required to carry her book bag home?

Back

It took a greater amount of force to carry the loaded book bag home.

Front

How does friction affect speed?

Back

More friction decreases speed.

Front

Karla left a bowling ball and kickball outside on a windy day. Which best explains why the kickball moved but the bowling ball did not?

Back

The kickball has less mass so it was easier to move.