forces Flashcards

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1
Q

what is scalar quantity

A

a quantity that only has a magnitude

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2
Q

what is a vector quantitiy

A

a quantity that has both a magnitude and associated direction

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3
Q

what is a force

A

a push or pull acting on an objcet due to an interaction with another object

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4
Q

give me 3 examples of contact forces

A

friction
air resistance
tension

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5
Q

3 examples of non contact force

A

gravitational
electristatic
magnetic

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6
Q

give 3 examples of vector quantities

A

velocity
displacement
forces

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7
Q

give 3 examples of scalar quantites

A

temperature
time
mass
speed
distance
engergy

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8
Q

unit used for weight

A

newtons

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9
Q

unite used for gravitational field strength

A

N/kg

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