Gravity & Inertia

Front

Gravity

Back

a natural force of attraction exerted by a celestial body on objects that are on or near its surface

Front

Larger masses have a

Back

stronger gravitational force

Front

What holds the Earth and other planets in orbit around the Sun?

Back

The Sun's gravitational force

Front

Because of inertia, a moving object will keep ________.

Back

moving

Front

Because of inertia, a resting object will remain at ________.

Back

rest

Front

Objects with greater _________ also have greater inertia.

Back

mass

Front

What two forces affect gravity?

Back

mass and distance

Front

What forces cause a planet to orbit?

Back

gravity and inertia

Front

What would happen to the planets in the solar system if the sun’s gravitational force were to suddenly disappear?

Back

They will fly away in straight lines.

Front

As distance between objects increases, the pull of gravity...
Options: increases, decreases, stays the same

Back

decreases