When things bump into each other

Question 1

A marble rolled down ramps of different heights and hit a paper cup. The chart shows how far the cup moved (cm). How much further did the cup move with the high ramp than with the low ramp?

Answer cm

Question 2

A bowling ball rolls into the pins. Why do the pins fall over?

• A. The pins pull the ball.
• B. The ball pushes them when it hits them.
• C. The noise knocks them over.
• D. The pins were going to fall anyway.

Question 3

True or false? A faster ball hits harder than a slower ball.

• A. True
• B. False

Question 4

A marble rolled down ramps of different heights and hit a paper cup. The chart shows how far the cup moved (cm). How much further did the cup move with the high ramp than with the low ramp?

Answer cm

Question 5

A big heavy ball and a small light ball roll at the same speed into a box. Which pushes the box more?

• A. the light ball
• B. the heavy ball
• C. they push it the same
• D. neither touches it

Question 6

True or false? Helmets protect your head if you bump into something.

• A. True
• B. False

Question 7

A marble rolled down ramps of different heights and hit a paper cup. The chart shows how far the cup moved (cm). How much further did the cup move with the high ramp than with the low ramp?

Answer cm

Question 8

A bowling ball rolls into the pins. Why do the pins fall over?

• A. The pins pull the ball.
• B. The pins were going to fall anyway.
• C. The noise knocks them over.
• D. The ball pushes them when it hits them.

Question 9

True or false? A slow ball knocks down more pins than a fast ball.

• A. True
• B. False

Question 10

A marble rolled down ramps of different heights and hit a paper cup. The chart shows how far the cup moved (cm). Which ramp gave the hardest hit?

• A. low ramp
• B. middle ramp
• C. high ramp

Question 11

Why do bumper cars have thick rubber all around them?

• A. to make them go faster
• B. to make them heavier
• C. to make them quieter
• D. to soften the bumps when they crash into each other

Question 12

True or false? A faster ball hits harder than a slower ball.

• A. True
• B. False

Question 13

A marble rolled down ramps of different heights and hit a paper cup. The chart shows how far the cup moved (cm). How much further did the cup move with the high ramp than with the low ramp?

Answer cm

Question 14

A bowling ball rolls into the pins. Why do the pins fall over?

• A. The pins pull the ball.
• B. The pins were going to fall anyway.
• C. The noise knocks them over.
• D. The ball pushes them when it hits them.

Question 15

True or false? A faster ball hits harder than a slower ball.

• A. True
• B. False

Question 16

A marble rolled down ramps of different heights and hit a paper cup. The chart shows how far the cup moved (cm). How much further did the cup move with the high ramp than with the low ramp?

Answer cm