A few further comments should be added about the single force that is a source of much confusion to many students of physics - the force of gravity. GCSE Physics : Forces and Motion learning and revision. We can't actually see forces , but we see their effect on objects. We see the Moon orbit the Earth Force is one of the fundamental concepts of physics . A constant concern in teaching forces is to give real meaning to this abstract concept. In physics , a force is any influence that causes a free body to undergo a change in speed, a change in direction, or a change in shape. Force can also be An overview of the four fundamental forces of physics and why they are so fundamental.
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