2.2 Flashcards
1
Q
what is the diff between speed and velocity
A
velocity has direction
2
Q
is it possible to chance velocity but stay at a constant speed
A
yea because your direction can change
3
Q
how to calculate momentum
A
p=mv
4
Q
what are the un for momentum
A
kg*m/s direction
5
Q
what is the unit of mass
A
kg
6
Q
what are the units for velocity
A
m/s direction
