A scalar quantity has magnitude and direction.
Which of the following are vector quantities?
What is the unit for measuring speed?
m s ²
In a velocity time graph, what is represented by the slope?
What is the formula for velocity?
Distance x time
Speed x time
Displacement is distance in a given direction.
A car travels 80m west in 20s. What is its velocity?
4 m/s ² west
4 m/s west
What is the formula for acceleration?
Change in velocity/ time
Velocity x time
A body starts from rest and accelerates uniformly to a velocity of 80 m/s north. What is its acceleration after 10s?
8 m/s ²
800 m/s ²
- 8 m/s ²
Calculate the displacement of a car accelerating uniformly from rest to a velocity of 40 m/s south in 5 s.
8 m south
10 m south
100 m south
200 m south