a) Mass and weight
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4 Terms
1
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state the formula for resultant force
F = ma
resultant force acting on an object (N) = mass of the object (kg) × acceleration of the object (ms-2)
2
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state the formula for weight
W = mg
weight of the object (N) = mass of the object (kg) × acceleration of free fall (ms-2)
3
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describe how to measure an object’s weight
hang the object on a newtonmeter
the reading on the newtonmeter gives the weight
4
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Flashcards (24)