Force - this can be a push or a pull or a turn from something else. Forces usually occur in pairs, Newton - The unit that a force is measured in, Newton Meter - Measure the Newtons (N) in a force, Force Meter - Another name for a Newton meter, Gravity - One of the greatest forces of nature. It makes things fall and pulls us to the centre of the earth., Friction - Occurs when two surfaces touch each other and can help things slow down, it also gives you grip and creates heat.,

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