Gravity

Front

What two things determine the gravity of an object?

Back

mass & distance

Front

A brick and a pencil are dropped at the same time from the same height. Which one would hit the ground first?

Back

both would hit at the same time

Front

Which is a use of air resistance?

• swimming in a pool
• opening a parachute
• falling asleep
• going to the moon

Back

opening a parachute

Front

What keeps the planets in orbit around the sun?

Back

gravity

Front

What force must a rocket overcome as it leaves the Earth's surface? Options: weight, mass, gravity, density

Back

gravity

Front

When will the forces of gravity between two objects be the GREATEST?

Back

when the masses of both objects are large and the objects are close together

Front

When will the gravity between two objects be the LEAST?

Back

when the masses of both objects is small and the objects are far apart

Front

Why does a baseball thrown up in the air fall back down to the ground?

Back

The force of gravity causes the ball to fall.

Front

Which statement about gravity is true?

• gravity causes objects to pull towards one another
• gravity causes objects to push away from each other
• gravity only takes place between planets
• the moon doesn't have any gravity

Back

gravity causes objects to pull towards one another

Front

Why does a feather fall slower than a hammer when dropped?

Back

Air resistance causes the feather to slow down.