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Science Revision 3

Total questions: 37

Worksheet time: 27mins

Name
Class
Date
1.

A sound comes from the ___ that are produced when an object moves in some way.

a)

lines

b)

tremors

c)

vibrations

d)

particles

2.

Why does your shadow change during the day?

a)

The sun is moving.

b)

The directions (N, S, E, W) change throughout the day.

c)

The sun's position in the sky changes.

d)

The moon rises.

3.

When the sun gets higher in the sky, shadows get ______.

a)

longer

b)

gone

c)

shorter

d)

darker

4.

When an object blocks the path of light, what is formed?

a)

A problem

b)

A fog

c)

A reflection

d)

A shadow

5.

Where will the tree's shadow be?

a)

A

b)

B

c)

C

d)

D

6.

Where will the tree's shadow be?

a)

A

b)

B

c)

C

d)

D

7.

When an object moves closer to a light source, its shadow...

a)

Gets smaller

b)

Gets bigger

c)

Changes shape

d)

Stays the same size

8.

The tree shown is found in Malta. It is called the _____.

a)

Aleppo pine tree

b)

African tamarisk

c)

Carob tree

d)

Holm oak tree

9.

The plant shown is the _____.

a)

Sandarac gum tree

b)

African tamarisk

c)

Aleppo pine tree

d)

Holm oak tree

10.

Which of the following are conductors. (Check all that apply)

a)

copper

b)

Rubber

c)

plastic

d)

Aluminum Foil

e)

Iron nail.

11.
____________ stops the flow of electricity.
a)
A conductor
b)
An insulator
c)
A magnet
12.
____________ allows electricity to flow.
a)
A conductor
b)
An insulator
c)
A magnet
13.
Copper is used in wiring because it is an excellent______________ of electricity.
a)
circuit breaker
b)
conductor
c)
insulator
d)
fuse
14.

What does hygiene mean?

a)

Keeping your body clean.

b)

Keeping your house organized.

c)

Keeping your locker clean.

d)

Keeping your word.

15.
Is this the correct order of the planets from the sun: Mercury, Venus, Earth, Mars, Jupiter, Uranus, Saturn, Neptune?
a)
Yes
b)
No
16.
The order of the planets is:
a)
Mars,Venus,Earth,
Mercury,Saturn
Jupiter, Uranus, Neptune
b)
Earth,Venus,Mars
Jupiter, Neptune,
Mercury,Saturn,
Uranus
c)
Mercury,Venus,Earth
Mars,Jupiter,
Saturn,Uranus
Neptune
17.

Green plants are producers who make food in their leaves.

a)

True

b)

False

18.

A consumer is a living thing that cannot make its own food.

a)

True

b)

False

19.

Consumers get their energy by eating food.

a)

True

b)

False

20.

All animals are consumers.

a)

True

b)

False

21.

A tree is a __________ because it makes its own food using a process called photosynthesis.

a)

producer

b)

consumer

c)

decomposer

22.

Which of these living things is the producer?

a)

hawk

b)

caterpillar

c)

leaf

23.

A goat is a ____________ because it eats grains, grass, hay, and tree bark

a)

carnivore

b)

herbivore

c)

omnivore

24.

A shark is a ____________ because it eats seals, squid, fish, and sea turtles.

a)

omnivore

b)

carnivore

c)

herbivore

25.

Why are animals considered consumers?

a)

They get their food from other plants and animals

b)

They make their own food

26.

A student recorded 15 °C in their notebook. What tool did they use to make this observation?

a)

thermometer

b)

barometer

c)

rain gauge

d)

anemometer

27.

rusting iron

a)

reversible

b)

irreversible

28.

a)

reversible

b)

irreversible

29.
Plastic is _____________________.
a)
Manmade resource
b)
Natural Resource
30.
Rocks are __________________.
a)
Manmade resources
b)
Natural Resoures
31.

Which plant is Cape Sorrel (Ħaxixa Ingliża)?

a)
b)
c)
d)
32.
a)

Qarsu - Cape Sorrel

b)

Fidloqqom - Borage

c)

Lellux - Crown Daisy

d)

Sagħtar - Thyme

33.

In which month is the temperature 39 degrees Celsius?

a)

January

b)

December

c)

March

d)

July

34.

The toy car will go down faster on a ___.

a)

metal ramp

b)

rubber ramp

c)

wooden ramp

d)

carpeted ramp

35.

True or False: A salad is a mixture.

a)

True

b)

False

36.

True or False: There are 4 rocky planets in the solar system.

a)

True

b)

False

37.

True or False: Copernicus believed that the planets orbit the sun.

a)

True

b)

False