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Cedar Christian School
END OF TERM EXAMINATION
SCIENCE –YEAR 4
APRIL 2025
PAPER 1
1 Hour
CANDIDATE NAME
CANDIDATES NUMBER
DATE
READ THESE INSTRUCTIONS FIRST
Write your name, candidate number in the space at the top of the page.
Do NOT use correction fluid.
Answer all questions.
You should pay attention to your handwriting.
The number of marks is given in brackets [ ] at the end of each question.
Suggestions for how long to spend on each section are given in the booklet.
The total number of marks for this paper is 50
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1. Victoria and her friend Fedosia have a flexible plastic tube and a flashlight.
Complete these sentences, which describe how they can use these things to
prove that light travels in straight lines.
Victoria shines the ______________________ down the tube. Fedosia can see
the ______________________ when she looks down the tube from the other
end.
Victoria makes a _______________________ in the tube.
She shines the flashlight down the tube again. This time Fedosia cannot see the
light.
This demonstrate that light travels in _______________________ lines.
[4mks]
2. Elijah is looking at a palm tree.
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a. Identify the source of light
____________________________________________________________
b. Draw rays to show how Elijah sees the tree.
Label the arriving ray and reflected ray.
[4mks]
3. The food chains below are not correct. Put the living things in each food chain in
the right order and rewrite each food chain
[4mks]
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4. Look at the picture below
a. Which living thing is a producer?
______________________________________________________________
______________________________________________________________
b. What do we call consumers that eat only plants?
______________________________________________________________
______________________________________________________________
c. Name the two consumers that eat plant.
______________________________________________________________
______________________________________________________________
d. Which animals are predators?
______________________________________________________________
______________________________________________________________
[4mks]
5. Daymond and Jesse are walking along the corridor at school.
The corridor is light by lamps in the ceiling.
Daymond is behind Jesse. Daymond can see Jesse. But then Jesse turns the
corner at the end of the corridor and Daymond cannot see Jesse anymore.
a. What is the source of light in the corridor?
__________________________________________________________
b. Fill in the spaces in these sentences to explain how Daymond can see Jesse:
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Light shines on ________________. Light ______________________ off
Jesse and travels into _________________eyes.
[4mks]
6. On the diagram, label the Sun’s rays and Earth’s axis and spin.
a. How long does it take the earth to spin once on its axis?
_____________________________________________________________
b. On the diagram, colour in the part of the earth having night.
[4mks]
7.
Look at the drawing of a food chain below.
a. Why is the grass plant at the start of the food chain?
___________________________________________________________
___________________________________________________________
___________________________________________________________
[1mk]
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b. How does the grass get it food?
___________________________________________________________
___________________________________________________________
___________________________________________________________
[1mks]
c. What do the arrows in the food chain show?
___________________________________________________________
___________________________________________________________
___________________________________________________________
[2mks]
8. Earth is one of the planets in the solar system. All the other planets spin on their
axes. Like Earth does. But they spin at different speeds. Look at the data in the
table. Mercury takes 59 Earth days to complete one spin. This means one ‘day’
on Mercury would be like 59 days on Earth!
a. When a planet spins on its axis, what does the half of the planet facing
the Sun experience?
_________________________________________________________
_________________________________________________________
b. Which planet has the longest day?
_________________________________________________________
c. If you lived on the planet with the longest day and slept for half the day,
how long would you sleep for every day?
_________________________________________________________
_________________________________________________________
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_________________________________________________________
_________________________________________________________
d. Which planet has the shortest day?
_________________________________________________________
e. If you lived on the planet with the shortest day, how many hours would
you be at school every day if, on Earth, you spend about 6 hours at
school every day?
_________________________________________________________
_________________________________________________________
_________________________________________________________
_________________________________________________________
[6mks]
9. Analyze the diagram below and answer the questions that follow.
a. What does the diagram represent?
______________________________________________________________
b. Name the body labelled 1.
______________________________________________________________
c. Name the planets labelled 2, 3 and 4.
______________________________________________________________
______________________________________________________________
d. How long does it take the Earth to orbit around the sun?
______________________________________________________________
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e. Does Venus take a longer or shorter time than the Earth to make one orbit
around the Sun?
____________________________________________________________
f. Explain your answer.
______________________________________________________________
______________________________________________________________
______________________________________________________________
______________________________________________________________
______________________________________________________________
g. Which planet takes the longest time to orbit the Sun?
Explain your answer.
______________________________________________________________
______________________________________________________________
______________________________________________________________
______________________________________________________________
______________________________________________________________
[8mks]
10. Choose the words from the box to complete each sentence.
[4mks]
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11 . Draw a line to match the correct ending to each of the sentence starter below.
[2mk]
12. Use the words in the word box to label the skeleton.
[2mks]
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