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10 Cards in this Set
- Front
- Back
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If two different forces act in opposite directions and the forces are unbalanced, it causes .........
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movement
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3 ways forces affect the motion of an object.
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accelerating
decelerating changing direction |
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Name 8 types of force
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Friction
Magnetic Upthrust Normal reaction (occurs when there is contact with something else) Applied Air resistance Gravitational Tension |
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Why do springs change shape?
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Due to a tensile force
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What is Hookes Law?
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Force is proportional to extension
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How do you find extension?
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Find the change in length of the spring
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What is Newton's 1st Law?
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If an object remains travelling at a constant speed, there is no resultant force.
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What are moments measured in?
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Newtonmeters
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What are moments?
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A turning force
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Equation for moments?
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Moments = force x distance from pivot
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