Motion and forces Flashcards
1
Q
what is a scalar and identify some
A
Scalars are quantities that have only a magnitude
- distance - speed - temperature - volume - mass
2
Q
what is a vector identify some
A
Vectors have both a magnitude and a direction
- displacement - weight - velocity
3
Q
what is acceleration
A
the change in velocity in a certain amount of time
4
Q
what does gradient and area mean on a velocity / time graph
A
acceleration
distance
