forces 3 Flashcards
(10 cards)
1
Q
what does a distance-time graph show?
A
speed
2
Q
how do you work out the distance on a velocity-time graph?
A
find area
3
Q
what are the units of velocity?
A
m/s
4
Q
what does a sloping straight line on a distance-time graph tell us?
A
it is moving at constant speed
5
Q
what does a steep line on a distance-time graph tell us?
A
it is moving at a high speed
6
Q
what does a the gradient of a line on a distance-time graph tell us about an object?
A
its speed
7
Q
what does a line sloping upwards on a speed-time graph tell us?
A
it is accelerating
8
Q
what does a steep line sloping upwards on a speed-time graph tell us?
A
it is moving with high acceleration
9
Q
what is acceleration?
A
rate of change in velocity
10
Q
what are the units of acceleration?
A
m/s*2
