Revise 2 Flashcards
1
Q
Why may isotopes have slightly varying physical properties?
A
They have different masses
2
Q
What is unit for kinetic energy?
A
J
3
Q
What is unit for mass of particle in KE=1/2mv2?
A
kg
4
Q
What is unit for v in KE=1/2mv2?
A
ms-1
5
Q
What is unit for d in v=d/t?
A
Metres
6
Q
What is unit for t in v=d/t?
A
s