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Laabri

Unit 2 - Kinematics exit ticket

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Last updated over 1 year ago
9 Nsɛmmisa
Ɛhia
2
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9.

How many times does this ball bounce? Write the number value only.

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1.

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

The velocity vs time graph for the motion of a car on a straight road is shown in the graph. Assume that the car starts at the origin 𝓍 = 0 at time t = 0.

The car's initial velocity is east.

1
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2.

At 10 s is the car's position east or west from its starting point?

1
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4.

When a ball is thrown vertically upwards, and then caught again, at what point does its velocity become zero?

A ball is dropped vertically from rest above a hard, horizontal surface. The motion for the bouncing ball is represented in the graph. Air resistance is negligible.

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5.

At which point on the graph does the ball reach its maximum height after the first bounce?

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3
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8.

Caidan hits the cricket ball from the ground straight up in the air.

A graph of velocity vs time was drawn.

Upwards is taken as positive.

Which of the following graphs represents the corresponding position vs time graph?

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3.

During which time interval(s) is the car speeding up? Select all that may apply.

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6.

During which interval is the ball slowing down?

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7.

At which points is the ball in contact with the ground?

(Select all that may apply)