Forces Review

A push or a pull

• Friction

• Force

• Air resistance

• Acceleration

The unit for force

• Newton

• m/s²

• kilogram

• meter

Forces pulling in opposite directions, but have equal amounts

• Gravity

• Unbalanced forces

• Terminal velocity

• Balanced forces

The resistance due to two objects rubbing against each other

• Air resistance

• Motion

• Friction

• Terminal velocity

Forces pulling in opposite directions, but do not have equal amounts

• Unbalanced forces

• Speed

• Balanced forces

• Air resistance

Upward force exerted by an object

• Gravity

• Normal force

• Friction

• Air resistance

Attraction force of an object falling to the Earth

• Gravity

• Normal force

• Air resistance

• Friction

Maximum speed a falling object can reach due to air resistance

• Normal force

• Gravity

• Friction

• Terminal velocity

When no other forces are acting on an object other than gravity

• Normal force

• Free fall

• Gravity

• Terminal velocity

Resistance to a change in motion

• Acceleration

• Velocity

• Inertia

• Mass