formulae for forces and motion Flashcards

1
Q

average speed=

A

distance moved / time taken

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2
Q

acceleration=

A

change in velocity / time taken

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3
Q

force=

A

mass X acceleration

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4
Q

weight=

A

mass X gravity

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5
Q

momentum=

A

mass X velocity

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6
Q

force=

A

change in momentum / time taken

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7
Q

moment=

A

force X perpendicular distance from pivot

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8
Q

orbital speed=

A

(2 X pi X orbital radius)

/time period

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