Bài tập Tiếng Anh tích hợp Lớp 5 - Grade 5: Science Review 2

ah sees the candle.
8b. Draw light rays to show how Sarah sees the cat.
9. Adammakes a shadow on the wall using his hands.
Adammoves his hands further away from the wall.
What will happen to the size of the shadow?
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Forces
10. What is the unit of force?
metres
kilometres
kilograms
Newtons
11. What is the reading on this force meter? Remember the correct units.
12. Some of the forces acting on this boat are shown by the arrows X, Y
and Z.
12a. What force is represented by force Y?
forward force
upthrust
air resistance
weight
12b. What force is represented by force Z?
upthrust
friction
weight
forward force
13. Which diagram shows a car slowing down?
14. Here is a picture of Isaac Newton.
Which force pulls the apple towards the Earth?
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15. Daisy is investigating water resistance.
She makes five shapes out of clay and drops
them in a thick liquid.
Daisy measures how long it takes for each shape
to reach the bottom of the container.
15a. What variable does Daisy change in her experiment?
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15b. Name one variable Daisy controls (keeps the same).
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15c. Which shape will reach the bottom of the liquid quickest? Circle one
Explain your answer from 15c.
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Digestion, Circulation and Respiration
16. Label the body systems.
digestive system circulatory system respiratory system
17. Which body part is in the circulatory system?
stomach
blood vessel
oesophagus
brain
18. Timmy does some exercise. What will happen to Timmy’s pulse
rate during exercise?
it will increase
it will decrease
it will stay the same
it will stop
19. Which organ is not in the digestive system?
oesophagus
small intestine
lungs
liver
Food Chains andWebs
20. Look at the food chain and answer ...
gas to solid.
24. Which process is an example of a irreversible change?
dissolving salt
burning paper
evaporating water
melting some chocolate
25. What is the melting point of ice and the freezing point of water?
100°c
0°c
1°c
-100°c
26. Which equipment is needed to separate rocks and sand?
a funnel
a magnet
a thermometer
a sieve
27. The picture shows Lucy separating sand fromwater.
What is this process called?
filtration
sieving
magnetism
shaking
28. Ben is investigating how the number of stirs affects the time it takes
for a solid to dissolve.
He puts salt in a container and records how long it takes to dissolve.
He repeats the experiment, but changes the number of stirs.
Here are Ben’s results.
28a. What variable did Ben change in his investigation?
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28b. What did Ben control (keep the same)? Name one factor.
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28c. Predict the amount of seconds it would take with 20 stirs.
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28d. Ben puts his results in a bar chart. Complete the bar chart
for 10 stirs using the information above.
28e. Circle the correct words to make a conclusion for this experiment.
The more / fewer times a liquid is stirred, the quicker / slower a
solid will dissolve in it.