It Sci Y5 Topical Test 8

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TOPICAL TEST 8 : CONSTELLATION / THE EARTH, THE MOON AND THE SUN Section A This question paper consists of 25 questions. Answer all questions. Every question is followed by four options A, B, C  and D. Choose the correct answer.

UNIT 10 1 What do you call a group of stars that form a certain pattern in the sky? A A galaxy C The Universe B Moon and stars D A constellation

A I and II B II and III

C II and IV D III and IV

7 • • •

2 The arrangement of stars shown in Diagram 1 forms a constellation.

Shaped like a hunter Can be seen between June and August One of the stars that always points to the North

The description above refers to the A Orion C Big Dipper B Scorpio D Southern Cross Diagram 1

8 In ancient times, sailors and navigators used constellations as guides to A measure distance. C show direction. B protect themselves. D find food resources.

What is the constellation known as? A Orion C Big Dipper B Scorpio D Southern Cross 3 Which of the following constellations is known as Orion? A C

B

9 Which of the following shows the correct direction that are shown by the constellations?

D

Constellation

Direction

I

Orion

North

II

Orion

South

III

Big Dipper

North

IV Scorpio A I and II B I and III

West C II and III D III and IV

10 Diagram 3 shows a constellation.

4 In which of the following period of time can the Southern Cross constellation be seen from the Earth? A Between April and June B Between June and August C Between January and February D Between November and December

Diagram 3

It looks like a A cross B hunter

5 Diagram 2 shows a constellation.

C scorpio D bowl and a handle

11 Diagram 4 shows two boys hiking on a mountain. Diagram 2

What is the point of direction for this constellation? A Points to the East B Points to the South C Points to the North D Does not point any direction

Diagram 4

They are lost in the mountain at night. Which of the following can be done by them to find his direction back? A Calculate the number of stars in the sky B See the position of the constellation

6 Which of the following constellations can be seen between April and June? I Orion III Big Dipper II Scorpio IV Southern Cross © PNI Neuron (M) Sdn. Bhd. (554690-H)

35

Diagram 6

C See the phase of the Moon D See the shape of the stars UNIT 11 12 Which of the following statements is correct about the movements of the Earth? I It rotates on its axis from east to west. II It revolves around the Sun from west to east. III A complete rotation takes 24 hours. IV Its rotation causes the four seasons. A I and II C II and III B I and III D III and IV

Which phase of the Moon is at position J? A C B

18 Diagram 7 shows the movement of the Earth and the Moon.

13 Which of the following diagrams shows the rotation of Earth and its axis? A C

B

D

Diagram 7

Which of the following statements about the diagram are correct? I The Moon rotates on its axis. II The Moon revolves around the Earth. III The Earth rotates on its axis from east to west. IV The Moon rotates on its axis from east to west. A I and II C II and IV B II and III D III and IV

14 Which of the following is not the phase of the Moon? A Crescent C Full Moon B Half Moon D Quarter Moon 15 P – Takes about 28 days to complete one rotation around R. Q – It rotates from west to east. R – Takes 365 ¼ days to revolve around Q.

19 Which of the following phases of Moon are in the correct sequence? A Full Moon →half moon → crescent → new moon B Crescent → half moon → new moon → full moon C Half moon → new moon → crescent → full moon D New moon → crescent → half moon → full moon

Based on the statements above, which of the following represents P, Q and R? P

Q

R

Earth

Moon

Sun

B

Moon

Sun

Earth

C

Sun

Earth

Moon

D

Moon

Earth

Sun

A

D

20 Diagram 8 shows positions of the Sun and the Earth.

Diagram 8

Which of the following statements is true? A It is daytime for J. B It is night-time for K. C Day occurs when all parts of the Earth is facing the Sun. D Night occurs when part of the Earth is facing away from the Sun.

16 Diagram 5 shows the positions of four countries W, X, Y and Z on the Earth.

21 Diagram 9 shows one of the phases of the Moon.

Diagram 5

Which of the following cities are having daytime? A X and Y C W and Z B Y and Z D W and X 17 Diagram 6 shows different positions of the Moon as it revolves around the Earth.

Diagram 9

When can the phase of the Moon above be seen based on the Lunar calendar? A 15th day of Lunar calendar B 1st day of Lunar calendar C 8th day of Lunar calendar D 30th day of Lunar calendar 36

22 Diagram 10 shows the shadow of a tree at a certain time.

24 At position P, an observer can see the bright light of the Moon as shown in Diagram 11.

Diagram 11

Diagram 10

What is your reason (inference) to the observation above? A The Sun is rotate on its axis. B The Sun produces bright light. C The Moon produces bright light. D The Moon reflects the light from the Sun.

Predict the time of the day based on shadow of the tree shown in Diagram 10. A 5.00 a.m. C 2.00 p.m. B 9.00 a.m. D 4.00 p.m. 23 Table 1 shows the result of an investigation on the change of the length of the shadow. Time

Length of the shadow (cm)

9.00 a.m.

125

10.00 a.m.

95

1.00 a.m.

55

3.00 a.m.

75

5.00 p.m.

105

25 Diagram 12 shows four phases of Moon.

Diagram 12

The correct sequence of phases of Moon is A P, Q, R, S B R, S, Q, P C S, Q, P, R D Q, R, P, S

Table 1

Which of the following cause the observation above? A The Earth rotates from east to west. B The Sun rotates from west to east. C The Earth rotates on its axis. D The Sun rotates to its axis.

Section B Answer all the questions. Write your answers in the spaces provided. (d) Which of the given constellations can be used to show direction? _______________________________________ [1 mark]

UNIT 10 1 Diagram 1 shows three constellations in the sky that can be seen from the Earth.

2 Diagram 2 shows a man travelling in a vast desert at night and the two constellations, A and B observed by him. Diagram 1

(a) What is a constellation? _______________________________________ [1 mark] (b) Name the three constellations, P, Q and R.

Diagram 2

P : ____________________________________

(a) If the man wish to go to south, which constellation should he use as a guide?

Q : ____________________________________ R : ____________________________________ [3 marks]

_______________________________________ [1 mark]

(c) State one importance of constellations. _______________________________________ [1 mark]

(b) Name the constellation based on your answer in (a). _______________________________________ [1 mark]

© PNI Neuron (M) Sdn. Bhd. (554690-H)

35

(c) Name one device that has the same function as a constellation. _______________________________________ [1 mark]

(b) Give one reason (inference) why there is shorter shadow seen at 12 noon. _______________________________________ [1 mark] (c) State one reason (inference) why the length of shadow is changing at different time of the day.

The constellations are not seen throughout the year.

(d)

_______________________________________ [1 mark]

Give one reason (inference) for the statement above. _______________________________________ [1 mark]

(d) Name another phenomenon that is caused by the rotation of the Earth on its axis. _______________________________________ [1 mark]

(e) Give another example of constellation which has the same point of direction as constellation B.

4 Diagram 4 shows the apparatus set-up for a simulation done by a group of pupils.

_______________________________________ [1 mark] UNIT 11 3 Diagram 3 shows a flag pole in an open area. A group of pupils performed an investigation to measure the length of the shadow of a flag pole at different time of the day.

Diagram 4

(a) State what do the globe and the table lamp represent. Globe : ________________________________ Table lamp : ____________________________ [2 marks]

Diagram 3

The results are recorded in the table below: Time

Length of shadow (cm)

Direction

10.00 a.m.

130

West

11.00 a.m.

80

West

12.00 noon

10

-

1.00 p.m.

30

East

2.00 p.m.

80

East

3.00 p.m.

130

East

(b) State two observations that can be made on the surface of the globe when the table lamp was on. 1. _____________________________________ 2. _____________________________________ [2 marks] (c) Explain your answer in (b). _______________________________________ _______________________________________ [1 mark]

(a) Describe the trend of changed in the lengths of the shadow from morning until late afternoon. _______________________________________ [1 mark] Table 1

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