Motion and Forces
Formula for speed.
Speed = distance ÷ time
The two basic kinds of energy.
Kinetic and potential
Speed with direction.
Velocity
Formula for work.
W = F × d
Rate of change of velocity.
Acceleration
Rate of doing work.
Power
Force that opposes motion between surfaces.
Friction
Six types of simple machines (name one).
Lever / Pulley / Wheel & Axle / Inclined Plane / Wedge / Screw
Newton’s law: every action has an equal and opposite reaction.
Newton’s Third Law
Energy cannot be created or destroyed.
Law of Conservation of Energy