1
This is a force which acts in water, it can slow objects down, reducing the affect of gravity.
2
This is a force which acts in the air, it can slow objects down when they are moving against it. Or if hamessed could be used to move an object along.
3
This can be any driving force, it may be a push or pull, but it could be an engine which forces an object forward.
4
This force acts on objects when they are in contact with a surface, such as the ground. It can be reduced by ensuring both surfaces are smooth.
5
This is an upward force which acts in water, it acts on a object against gravity, and is why certain objects float.
6
They can attract some materials. They can also repel other objects. They are usually made from iron. They have two ends called magnetic poles
7
This force affects every object on Earth. It is a force which pulls everything to the center of the earth.
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