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Laabri

Equations of motion

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Last updated over 1 year ago
7 Nsɛmmisa
Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:

For each question type the final answer ONLY.

Round off to two decimal places where needed

For each question type the final answer ONLY.

Round off to two decimal places where needed

Consider the following scenario and asnwer the questions that follow.
2
2
Consider the following scenario and asnwer the questions that follow.
2
2
2
Select the correct answers
Ɛhia
2
1
Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Calculate the magnitude of the final velocity of the car.

The final velocity of the car is m.s-1

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

How far does the car travel during this time?

The car travelled meters in the original direction

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

Calculate the velocity of the canoe as the guide paddled downstream.

The velocity is m.s-1

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

How long does the guide paddle upstream for?

The guide paddled for seconds

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

Determine the displacement of the canoe for the entire journey,

relative to the Camp.

The displacement is meters and the direction is

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

A bus is travelling south at 20 m.s-1 when the driver sees a child run in front of the bus. The bus driver applies the brakes and the bus stops in time. Which is the best description of the velocity and acceleration of the bus after the brakes are applied?

north

south

Velocity

Acceleration

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

The graph shows the velocity of an object over time. Which one of the following options correctly shows how the acceleration of the object changes with time?