scalars + vectors - yr11 Flashcards by eline a | Brainscape

Q

what is a vector

A

a quantity with magnitude and direction

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Q

what is a scalar?

A

a quantity with only magnitude

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Q

name all scalar quantities

A

mass
temp
speed
time
distance

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Q

name all vector quantities

A

velocity
force
displacement
acceleration
momentum

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Q

what is the most ionising radiation?

A

alpha radiation

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Q

what is the most penetrating radiation?

A

gamma

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Q

what can alpha radiation be used for?

A

smoke alarms

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Q

what does ionising mean?

A

gaining or losing electrons

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