Which force pulls things towards the Earth?, air resistance, gravity, magnetism, friction, Which forces slow things down?, air resistance, gravity, friction, water resistance, magnetism, Forces cannot change the shape of an object., True, False, Magnetism is a , contact force, non-contact force, Forces are measured in, litres, centimetres, newtons, kilometres, When there is more friction, the object moves, slower, faster, Air resistance is a, contact force, non-contact force, The larger the surface area, the _______ the object falls., faster, slower, The independent variable is, what you change, what you measure, Water resistance acts in the same direction as the object is moving?, true, false, To refute an answer means you..., disagree with it, agree with it, The more pulleys you have the easier it is to lift an object,, True, False, Which mechanism has teeth, pulley, lever, gear, A mechanism is ..., a type of force, a device that makes it easier to move things, a device that makes it hard to move things , used to lift heavy loads, The shorter the lever, the _______ it is to lift the load., easier, harder, Select 3 types of mechanism., gravity, air resistance, lever, pulley, water resistance, gear, A lever rests on the load., True, False, If a gear is rotating anticlockwise, the gear next to it will rotate , clockwise, anticlockwise, Opposite poles on a magnet, attract, repel, I don't fly off the planet because of, a force, a mechanism.

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