Understanding Gravity

What is the acceleration due to gravity on Earth?

• 11.81 meters per second squared

• 10.81 meters per second squared

• 9.81 meters per second squared

• 8.91 meters per second squared

In the milk carton experiment, why does the water stop flowing out when the carton is dropped?

• Both the carton and water fall at the same rate

• The water evaporates

• The water freezes

• The hole gets blocked

What happens to the water in the milk carton when it is held still?

• It evaporates

• It changes color

• It stays in the carton

• It flows out of the hole

What do you need to perform the home experiment to observe gravity?

• A metal cup and a hammer

• A wooden box and a nail

• A glass bottle and a cork

• A plastic cup, scissors, and water

Why don't a rock and a feather hit the ground at the same time when dropped from the same height?

• The feather is lighter

• Air resistance affects the feather more

• The rock is heavier

• The rock is denser