Game Smartz

Gravitational Forces Between Objects MS-PS2-4

NGSS

centripetal force

the force that causes an object to move in a circle
centripetal force Simple Definition

free fall

the motion of a falling object when the only force acting on it is gravity
free fall Simple Definition

gravitational potential energy

the energy of an object due to its height above Earth’s surface
gravitational potential energy Simple Definition

gravity

the attractive force between all objects that have mass
gravity Simple Definition

mass

the amount of matter in an object
mass Simple Definition

orbit

the path of one body around another, like Earth’s orbit around the Sun
orbit Simple Definition

satellite

an object that moves around a larger object in space, like the moon around Earth
satellite Simple Definition

weight

measure of the force of gravity on an object
weight Simple Definition

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