Friction, Speed And Pressure Flashcards

1
Q

what is friction?

A

friction is the force of acts in the opposite direction to movement it is measured in Newtons (N)

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2
Q

how do you calculate speed?

A

distance (m) ➗ time (s)

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3
Q

how do you calculate pressure

A

force (N) ➗ Area (cm2)

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4
Q

70N ➗20cm2

A

3.5N/cm2

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5
Q

how could pressure in a Container be increased

A

adding heat

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