Forces & Motion

This soccer ball is moving to the right as shown by the arrow. Where should you place a pushing force to make the ball move faster without changing direction?

• Point W
• Point X
• Point Y
• Point Z

What causes a change in the speed of a moving object?

• Force
• Temperature
• Change in mass
• Change in location

The car is moving forward. How can a force shown by the arrow change the car’s motion?

• The force can make the car turn.
• The force can make the car stop.
• The force can make the car move faster.
• The force can make the car move slower.

A football player catches the football.  What will happen as a result of the force?

• The ball will speed up.
• The ball will slow down.
• The ball will stop.
• The ball will change directions.

Which force causes a soccer ball to fall to the ground after it has been kicked up in the air?

• Erosion
• Friction
• Gravity
• Magnetism

A class measures the time it takes for two different trucks to drive across the parking lot. How can they tell which truck is faster?

• The truck that starts moving first is faster.
• The truck that takes less time is faster.
• The truck that has bigger tires is faster.
• The truck that takes more time is faster.

A bus goes between two cities in 3 hours. If a car goes between the two cities at a faster speed than the bus, how long will it take the car to get to the second city?

• less than 3 hours
• more than 3 hours
• exactly 6 hours
• exactly 3 hours

The roller coaster car has just reached the top and it is still rolling forward. What is the direction of the natural force that will cause it to move faster?

• to the right
• to the left
• up
• down

If you bounce a rubber ball on the floor, it goes up and then comes down. What causes the ball to come down?

• Magnetism
• Gravity
• Electricity
• Friction