Force and Motion Vocabulary

Front

direction

Back

the path on which someone is moving

Front

distance

Back

how far one object or place is from another

Front

motion

Back

a change in an object's direction

Front

position

Back

the location of an object

Front

speed

Back

how fast or slow an object moves

Front

force

Back

a push or pull

Front

balanced forces

Back

forces that cancel each other out when acting together on an object

Front

unbalanced forces

Back

forces that do not cancel each other out and that cause an object to change its motion

Front

friction

Back

a force between two moving objects that slows them down.