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ASSESSMENT 1 (SEM 1) 2023

Authored by Norhazwanie Zulkafli

Physics

9th Grade

Used 3+ times

ASSESSMENT 1 (SEM 1) 2023
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A car travels 100km. The journey takes two hours. The highest speed of the car is 80km/ h, and the lowest speed is 40 km/h.

What is the average speed for the journey?

40 km/h

50 km/h

60 km/h

120 km/h

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The table shows the readings on a car speedometer at 5 second intervals.

Which answer describes the speed and the acceleration of the car?

speed : decreasing acceleration : zero

speed : decreasing acceleration : not zero

speed : increasing acceleration : zero

speed : increasing acceleration : not zero

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A car travels along the route PQRST in 30 minutes.

What is the average speed of the car?

10 km/hour

20 km/hour

30 km/hour

60 km/hour

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Two distance-time graphs and two speed-time graphs are shown.

Which graph represents an object that is at rest?

Media Image
Media Image
Media Image
Media Image

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A student determines the average speed of a bubble rising through a liquid at constant speed.

When the student starts the stopwatch the bubble is at position P.

After 2.0 s the bubble is at position Q.

What is the speed of the bubble between P and Q?

3.2 cm/s

3.7 cm/s

6.4 cm/s

7.4 cm/s

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The speed-time graph represents a motorcycle journey.

In which part of the graph is the acceleration equal to zero?

A

B

C

D

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The diagram shows the speed-time graph for a toy car travelling in a straight line.

What is the acceleration of the car during the first two seconds and what is the total distance that it travels?

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