random Flashcards
1
Q
what is the speed of light?
A
3.0 x 10^8 m/s
2
Q
what is impulse (in words)
A
impulse is the change in momentum
3
Q
formula for impulse
A
final momentum - initial momentum
4
Q
which formula relates momentum with forces
A
F= change in momentum / change in time
5
Q
what is the formula that relates impulse and force
A
impulse = force x change in time
6
Q
SI unit of work done
A
Joules (J)
