Push/Pull
A force moving an object away or near another object.
Friction
The force between two objects that cause heat and wear.
Weight/Gravity
A force that pulls objects towards the centre of the Earth.
Air Resistance/Drag
A force acting on an object moving through the Earth’s atmosphere.
Lift
A force pushing up on an object flying in the air.
Upthrust
A force pushing up on a liquid.
Thrust
A pushed caused by an engine.