gravity - one of our invisible forces, magnetic - one of our invisible forces, arrow - how we represent forces in diagrams, drag - force caused by moving wind particles , friction - a force that occurs due to bumpy surfaces, thrust - a force that pushes something forward, elastic - a force that occurs in a catapult, newton - what forces are measured in , mass - how much matter we are made of, measured in kg, weight - the gravitational pull on our mass (measured in N),

forces

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