H Physics Workbook 1 Vocab

Front

acceleration

Back

how quickly (and in what direction) the velocity is changing

Front

balanced forces

Back

when all the forces on an object perfectly cancel out

Front

direction

Back

which way along a single line

Front

positive direction

Back

right, up, or forward

Front

negative direction

Back

left, down, or backward

Front

displacement

Back

how far you are from your starting point, and in what direction

Front

distance

Back

how far you have traveled in total across the ground

Front

equilibrium

Back

when the forces acting on an object are balanced

Front

force

Back

a push or pull between two objects that can cause an acceleration

Front

gravitational force

Back

the force exerted on an object by a large mass