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2
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friction can cause
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5
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Objects move more easily with___________friction.
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6
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A lever has two parts the board and the __________.
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7
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If the fulcrum is far away from the object, the object is________ to move.
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10
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The force that comes when two things are rubbed together is called _________.
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12
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It uses a rope to help lift heavy objects.
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13
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This simple machine is used to hold things together.
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14
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This simple machine is also called an inclined plane.
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1
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This simple machine is used to push things apart.
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3
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This complex machine uses a wheel and axle. It can be driven by a person.
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4
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These have many parts.
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8
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A force can change the__________ of a object
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9
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To move something you use _________
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11
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It has a wheel with teeth.
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