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Science 3 Energy and Natural Resources

Total questions: 80

Worksheet time: 2hrs 37mins

Name
Class
Date
1.

It is a form of energy which allows you to see things around.

a)

Light

b)

Reflection

c)

Refraction

d)

Transparent

2.

It allows nearly all the light rays to pass through and blocks some of it.

a)

Transparent

b)

Translucent

c)

Opaque

3.

It allows some of the light rays to pass through and blocks most of it.

a)

Transparent

b)

Translucent

c)

Opaque

4.

It blocks all the light rays.

a)

Transparent

b)

Translucent

c)

Opaque

5.

All of the following are translucent materials except for:

a)

aluminum foil

b)

frosted glass

c)

sunglasses

d)

thin fabric

6.

All of the following are opaque materials except for:

a)

drinking water

b)

wood

c)

rock

d)

brick

7.
What color absorbs light?
a)
white
b)
black
c)
red
d)
yellow
8.
Glass usually allows light to 
a)
absorb into it
b)
pass through it
c)
change into wavy lines
d)
be blocked
9.

Hour glass

a)

Transparent

b)

Translucent

c)

Opaque

10.

Watermelon

a)

Opaque

b)

Translucent

c)

Transparent

11.

Jelly

a)

Translucent

b)

Transparent

c)

Opaque

12.

Bell

a)

Opaque

b)

Translucent

c)

Transparent

13.

Which is transparent?

a)
b)
c)
d)
14.

Which is opaque?

a)
b)
c)
d)
15.

Which is translucent?

a)
b)
c)
d)
16.

A lemon appears yellow when light is shone on it because the lemon _________ yellow light.

a)

Bends

b)

Refracts

c)

Absorbs

d)

reflects

17.
White light is made up of _________________ colors.
a)
10
b)
3
c)
7
d)
70
18.

How does light travel from a source?

a)

Around corners

b)

In circles

c)

Very slowly

d)

In a straight line

19.

Which color has the longest wavelength?

a)

Violet

b)

Red

c)

Green

d)

Blue

20.

7. When light bounces off a mirror, it is __________.

a)

Absorbed

b)

Reflected

c)

Corrected

d)

Refracted

21.

Plants depend on the sun’s light energy to ____________.

a)

Make carbon dioxide

b)

Perform photosynthesis (make their own food)

c)

Produce a spectrum

d)

Make water

22.
Sound travels in the form of _____.
a)
waves
b)
loops
c)
straight lines
d)
diangles 
23.
What can sound travel through?
a)
only through air
b)
only through water
c)
only through solids and liquids
d)
through solids, liquids, and gases
24.
Which word describes how LOUD a sound is?
a)
volume
b)
pitch
c)
frequency
d)
tone
25.
How can you make a sound louder?
a)
move away from the sound
b)
use more energy to create the sound
c)
use less energy to make the sound
d)
use a smaller number of objects to create the sound
26.
Sound is made up of _________ that move through matter. 
a)
vibrations
b)
sounds
c)
energy
d)
volume
27.
Objects that vibrate more quickly create 
a)
low pitches
b)
high pitches
28.

Sound travels FASTEST through which of these materials?

a)

solid (table)

b)

liquid (water)

c)

gas (air)

d)

vacuum (outer space)

29.
What is pitch?
a)
the back and forth movement of matter
b)
how loud a sound is
c)
how high or low a sound is
d)
the number of vibrations per second
30.

Without matter, sound waves could not travel.

a)

True

b)

False

31.
What travels faster, light or sound?
a)
light
b)
sound
32.

What is the unit of measurement of loudness of sounds?

a)

Decibels (dB)

b)

Hertz (Hz)

c)

Kilometres (Km)

d)

Fahrenheit scale (⁰F)

33.

The sound produced from construction is an example of ______________.

a)

music

b)

volume

c)

noise

d)

percussion instrument

34.
Why is sound able to travel faster through a solid than a gas?
a)
Gas molecules are packed tightly.
b)
Sound does not travel faster through a solid than a gas.
c)
Solid molecules are packed tightly.
d)
Gas molecules move slowly.
35.

When a person shouted a word in outer space, the person next to him can still hear what he said.

a)

True

b)

False

36.

Discuss the importance of sound energy in our daily lives.

a)

Sound energy is only important for animals, not humans

b)

Sound energy is only used for entertainment purposes

c)

Sound energy is essential for communication, music enjoyment, danger detection, and overall sensory experience in daily life.

d)

Sound energy has no impact on daily activities

37.

Heat flows from a warmer place to a cooler one.

a)

True

b)

False

38.

The faster the molecules move, the ________ the object is.

a)

warmer

b)

cooler

39.

__________ is the movement of energy from a warmer object to a cooler object.

a)

Energy

b)

Cold

c)

Heat

d)

Sound

40.
An instrument used to measure heat
a)
Thermometer 
b)
Fahrenheit 
c)
Celsius 
d)
Cold 
41.

What are the units of measurement for Temperature?

a)

celsius and meter

b)

Fahrenheit and celsius

c)

fahrenheit and metr

d)

celsius and minutes

42.
A material that transfers energy easily.
a)
insulator
b)
heat
c)
conduction
d)
conductor
43.
A material that reduces or prevents the transfer of energy.
a)
conductor
b)
conduction
c)
radiation
d)
insulator
44.
a)
conductor
b)
insulator
45.
What is this?
a)
conductor
b)
insulator
46.
What is this?
a)
conductor
b)
insulator
47.
What is this?
a)
conductor 
b)
insulator
48.
a)
conductor
b)
insulator
49.
a)
conductor
b)
insulator
50.
a)
conductor
b)
insulator
51.
What is NOT an example of an insulator in the kitchen?
a)
An oven mitt
b)
Pots and pans
c)
A wooden spoon
d)
A plastic measuring cup
52.

Choose the correct answer according to the picture given.

a)

Conductor

b)

Insulator

53.

Choose the correct answer according to the picture given.

a)

Conductor

b)

Insulator

54.
a)

conductor

b)

insulator

55.
a)

insulator

b)

conductor

56.
a)

insulator

b)

conductor

57.
a)

conductor

b)

insulator

58.
a)

insulator

b)

conductor

59.
Any useful material that is found in nature:
a)
Natural Resource
b)
Human Resource
c)
Plants
60.
A resource that is not easily replaced...
a)
Renewable
b)
Nonrenewable
61.
Can be replaced within a human lifetime
a)
Nonrenewable resource
b)
Renewable resource
62.
Which group includes ALL renewable resources?
a)
Coal, trees, water, oil
b)
Water, wind, sun, plants
c)
Minerals, sun, natural gas, water
63.
Fossil fuels are nonrenewable because...
a)
they are used to produce heat
b)
they take a long time to form
c)
they can be found underground
64.
What does conserving resources mean?
a)
Use as much of the resources as you can
b)
Only use the resources at school
c)
Protecting the resource so it does not run out
65.

Renewable or Non-renewable: Coal?

a)

Renewable

b)

Non-renewable

66.

Renewable or Non-renewable: Wind?

a)

Renewable

b)

Non-renewable

67.

Renewable or Non-renewable: Natural Gas?

a)

Renewable

b)

Non-renewable

68.

Renewable or Non-renewable: Oil?

a)

Renewable

b)

Non-renewable

69.

Renewable or Non-renewable: Trees?

a)

Renewable

b)

Non-renewable

70.

Renewable or Non-renewable: Soil?

a)

Renewable

b)

Non-renewable

71.

Renewable or Non-renewable: Plants?

a)

Renewable

b)

Non-renewable

72.

Renewable or Non-renewable: Animals?

a)

Renewable

b)

Non-renewable

73.
Hydroelectric energy uses...
a)
water to make electricity.
b)
hydrogen to make electricity.
c)
lightning in water to make electricity.
74.
Is the resource renewable or non-renewable: sun
a)
renewable
b)
non-renewable
75.

any harmful substance that affects Earth's land, air, and water

a)

biomass conversion

b)

pollution

c)

natural resources

d)

replenish

76.

plant and animal wastes that can be processed to make fuel

a)

fossil fuels

b)

biomass

c)

biomass conversion

d)

natural resources

77.

energy derived from the heat in the interior of the earth

a)

solar power

b)

geothermal

c)

alternative energy source

d)

conservation

78.

converting energy from the Sun into electrical power

a)

geothermal

b)

renewable resources

c)

solar power

d)

fossil fuels

79.

Using recycled materials to make new products helps to conserve natural resources. Which natural resource is conserved by recycling newspapers?

a)

oil

b)

soil

c)

trees

d)

water

80.

Which of the following is NOT correctly matched ?

a)

Paper: Renewable

b)

Crude oil: Renewable

c)

Leather bag: Renewable

d)

Aluminum: Nonrenewable

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