is the force that pulls all objects down to the earth.

is a force that two surfaces exert on each other when the rub together.

is a change in position over time .

is the rate at which you change position .

A point where all measurement are taken this point.

opposes the motion of an object that is at rest.

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science cms

science class

word	definition
velocity	speed and direction.
acceleration	is a change in velocity.
force	a push or pull.
net force	when 2 forces combine.
gravity	is the force that pulls all objects down to the earth.
friction	is a force that two surfaces exert on each other when the rub together.
motion	is a change in position over time .
speed	is the rate at which you change position .
reference point	A point where all measurement are taken this point.
static friction	opposes the motion of an object that is at rest.