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Forces - Coggle Diagram
Forces
Movement
Roll
Bounce
Slide
Push
Pull
Gravity
Gravity is the force that pulls objects downwards towards the centre of the earth.
Sir Isaac Newton
Ball experiment - different sizes of balls
There is no gravity in space
Friction
Friction is the resistance between two surfaces that are in contact with each other.
Air resistance
Air resistance pushes against moving objects.
Buoyance / up thrust
Buoyance / up thrust is the force which pushes an object upwards.
Magnetism
Magnetism is a force which attracts or repels magnetic objects.
Which materials are magnetic?
Are all metals magnetic?
How can we see if a material is magnetic?