Acceleration and Velocity-Time Graphs

Question 1

What is acceleration?

Answer 1

How quickly velocity is changing.

Question 2

Acceleration is not the same as what 2 things?

Answer 2

Velocity.

Speed.

Question 3

The change in velocity can be what 2 things?

Answer 3

Change in speed.

Change in direction.

Question 4

What is the formula for acceleration?

Answer 4

Change in velocity divided by time taken.

Equals acceleration.

Question 5

What is V?

Answer 5

The final velocity.

Question 6

What is U?

Answer 6

The initial velocity.

Question 7

What does (v-u) mean?

Answer 7

Working out the ‘change in velocity’.

Question 8

What is the unit for acceleration?

Answer 8

m/s2.

Question 9

What is the gradient on the graph?

Answer 9

Acceleration.

Question 10

Flat sections represent…

Answer 10

Steady speed.

Question 11

The steeper the graph…

Answer 11

The greater the acceleration/deceleration.

Question 12

The area under any section of the graph is equal to what?

Answer 12

Distance travelled in that time interval.

Question 13

A curve means…

Answer 13

Changing acceleration.

Question 14

Workout the ….

Answer 14

Shaded area.

Question 15

After you work out the shaded are…

Answer 15

Times it by the velocity.

Question 16

How far on V - t graph?

Answer 16

1/2 b x h