velocity-time graphs

Question 1

what value is on the y-axis?

Answer 1

velocity

Question 2

what value is on the x-axis?

Answer 2

time

Question 3

what does a horizontal line represent on a velocity-time graph?

Answer 3

an object travelling with constant velocity

Question 4

what does a line with a negative gradient represent on a velocity-time graph?

Answer 4

deceleration, slowing down or decreasing velocity

Question 5

how do you calculate the distance travelled on a velocity-time graph?

Answer 5

calculate the area of the shape under the graph

Question 6

what does a velocity on the negative scale represent?

Answer 6

that the object is travelling in the opposite direction

Question 7

what does a curved line represent on a velocity-time graph?

Answer 7

that the acceleration in changing

Question 8

state the equation for the gradient

Answer 8

gradient = change in y / change in x

Question 9

what can be calculated from the gradient of a velocity-time graph?

Answer 9

the acceleration