Front

Balanced forces: Equal forces act on an object in opposite directions; net force is 0 N.

Back

Equal forces act on an object in opposite directions; net force is 0 N.

Front

Unbalanced forces

Back

Two or more forces that are not equal and opposite; can change motion; net force not 0 N.

Front

Net Force

Back

The combination of all forces acting on an object

Front

Speed

Back

The distance an object travels per unit of time

Front

Constant speed

Back

Rate of change of position where the same distance is traveled each second.

Front

Acceleration

Back

Rate of change of velocity per unit time; speeding up.

Front

Negative acceleration

Back

Slowing down

Front

Displacement

Back

Distance and direction of an object's change in position from the starting point.

Front

Direction

Back

The path that a moving object follows.

Front

Motion

Back

An object's change in position relative to a reference point.