A car takes 6 m to brake when moving at 8 m/s. Look at the graph of a car travelling at 8 m/s, starting to brake and then stopping. Calculate the acceleration of the car during braking. Show your working and state the unit. - 7512

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Q1.

A car takes 6 m to brake when moving at 8 m/s.

Look at the graph of a car travelling at 8 m/s, starting to brake and then stopping.

Calculate the acceleration of the car during braking.

Show your working and state the unit.

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answer: ……………………………………unit………………… [4]

One thought on “A car takes 6 m to brake when moving at 8 m/s. Look at the graph of a car travelling at 8 m/s, starting to brake and then stopping. Calculate the acceleration of the car during braking. Show your working and state the unit. – 7512”

Rahul Nair says:

August 12, 2025 at 10:40 am

Use the graph to find the time:
t = 2.25 − 0.75 = 1.5 s
acceleration formula:
a = change in velocity ÷ time
a = 8 ÷ 1.5 = 5.3
Since the object is slowing down:
Acceleration = −5.3 m/s²
= −5.3 m/s²

A car takes 6 m to brake when moving at 8 m/s. Look at the graph of a car travelling at 8 m/s, starting to brake and then stopping. Calculate the acceleration of the car during braking. Show your working and state the unit. – 7512

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One thought on “A car takes 6 m to brake when moving at 8 m/s. Look at the graph of a car travelling at 8 m/s, starting to brake and then stopping. Calculate the acceleration of the car during braking. Show your working and state the unit. – 7512”

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