Revise 2 Flashcards

1
Q

Why may isotopes have slightly varying physical properties?

A

They have different masses

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2
Q

What is unit for kinetic energy?

A

J

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3
Q

What is unit for mass of particle in KE=1/2mv2?

A

kg

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4
Q

What is unit for v in KE=1/2mv2?

A

ms-1

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5
Q

What is unit for d in v=d/t?

A

Metres

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6
Q

What is unit for t in v=d/t?

A

s

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