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Unit 2- Part 2 - complete review

Total questions: 67

Worksheet time: 53mins

Name
Class
Date
1.

The image shows a__________phenomenon.

a)

thermal

b)

heat

c)

reflection

d)

transparent

2.

The sun _________________solar energy for plants to make their food.

a)

heat

b)

transmits

c)

absorbs

d)

reflects

3.

It's not good to wear black on a hot day

because dark colors_______________sunlight.

a)

absorb

b)

generate

c)

reflect

d)

transmit

4.

An explanation

a)

is a thing that happens, especially something

important like the Olympic Games or a Meteor

Shower, for example.

b)

you test something to discover if something

works or is true.

c)

you accept it as truth without checking the

facts.

d)

is like a justification or a reason for something.

5.

Power..

a)

is a thing that happens, especially something important like the Olympic Games or a Meteor Shower, for example.

b)

you test something to discover if something

works or is true.

c)

is energy that can be used to make electricity.

d)

is like a justification or a reason for something.

6.

It is important to________________the emission of pollutants.

a)

goal

b)

decrease

c)

alternate

d)

rely

7.

Solar energy represents a(n) _________________ way of living.

a)

goal

b)

decrease

c)

alternate

d)

rely

8.

In my house, we ______________on electricity toturn on the computer and watch Miss Saliha's class.

a)

obstacle

b)

decrease

c)

alternate

d)

rely

9.

It is not easy to build solar cities. One ______________ is the high cost of solar panels.

a)

energy

b)

rely

c)

alternate

d)

obstacle

10.

What is NOT a renewable energy source?

a)

coal

b)

wind

c)

solar

d)

water

11.

What is the Energy Conversion that is shown in the image?

a)

Chemical to Mechanical

b)

Thermal to Chemical

c)

Chemical to Thermal

d)

Mechanical to Chemical

12.
What is one way that we can use heat energy?
a)
to cook
b)
to make light
c)
to cool our school
13.

Which of the following is NOT an example of chemical energy?

a)

Firework

b)

Battery

c)

Apple

d)

Piano

14.

Solar energy...

a)

comes from water

b)

comes from the wind blowing

c)

comes from the foods you eat

d)

comes from the sun

15.

Water energy...

a)

comes from the movement of water

b)

comes from the wind blowing

c)

comes from the foods you eat

d)

comes from the sun

16.

What is energy?

a)

moving energy

b)

stored energy

c)

renewable energy

d)

The ability to do work.

17.

Renewable or Nonrenewable: Coal

a)

Renewable

b)

Nonrenewable

18.

Renewable or Nonrenewable: Oil

a)

Nonrenewable

b)

Renewable

19.

Renewable or Nonrenewable: Sunlight

a)

Renewable

b)

Nonrenewable

20.

Renewable or Nonrenewable: Water

a)

Nonrenewable

b)

Renewable

21.

This is a liquid fuel derived from plant materials.

a)

wind energy

b)

biofuel (from biomass)

c)

geothermal energy

d)

solar energy

22.

Energy that uses heat that comes from within the Earth is called

a)

Geophysical

b)

Geography

c)

Geothermal

d)

Geographic

23.

Fossil Fuel are?

a)

A group of energy resources that were formed from ancient plants and organisms

b)

A group of dinosaur fossils

c)

A type of gas used for planes

24.

Trees are renewable resources.

a)

True

b)

False

25.
What is the best pro about renewable resources? 
a)
The are inexpensive 
b)
They are always available
c)
They are expensive
d)
They create pollution  
26.
What is the correct contraction for
THEY ARE
a)
theyre
b)
theyr'e
c)
they're
d)
theyre'
27.

What is the contraction for will not?

a)

wont

b)

willn't

c)

will't

d)

won't

28.

You will need to wear your shoes _____________ your socks.

a)

or

b)

and

c)

but

d)

so

29.

She was hungry, ____________ she ate an apple.

a)

but

b)

so

c)

or

d)

yet

30.

I like to swim _________ play football.

a)

or

b)

but

c)

in

d)

and

31.

Do you like the red hand bags __________ the blue ones?

a)

and

b)

but

c)

or

d)

at

32.

Do you like chocolate _______ vanilla ice cream?

a)

and

b)

but

c)

so

d)

or

33.

He is rich _______________ not happy.

a)

but

b)

and

c)

so

34.

Light that is absorbed can change into ______________energy, or heat.

a)

potential

b)

electric

c)

thermal

d)

eolic

35.

A myth is a very old story.

a)

True.

b)

False.

36.

Myths often include gods and characters who have special powers.

a)

True.

b)

False.

37.

The flow of electrons is what type of energy?

a)

Electrical energy.

b)

Solar energy.

c)

Cold energy.

d)

Thermal energy.

38.

I'm so tired, I have no energy.

which energy will help me?

a)

Solar energy .

b)

Chemical energy.

c)

Electrical energy .

d)

None.

39.

What does thermal mean?

a)

Earth

b)

Heat

c)

Coal

d)

Biomass

40.

what kind of energy do batteries have?

a)

Chemical.

b)

Electrical.

c)

Mechanical.

d)

Eletromagnetic.

41.

What is this?

a)

A source of energy.

b)

Eolic power plant.

c)

Electrical power plant.

d)

Eletronic power plant.

42.

A power plant is a place where machines called __________________ transform other forms of energy into electrical energy.

a)

eolic energy

b)

propeller

c)

electrons

d)

generator

43.

What is the number 3?

a)

Magnet.

b)

Oil.

c)

Wire.

d)

Coil.

44.

What is the number 5?

a)

Steam.

b)

Turbine.

c)

Propeller.

d)

Pole.

45.

What is the number 7?

a)

Steam.

b)

Turbine.

c)

Propeller.

d)

Pole.

46.

What is happening in the number 2?

a)

The freed electrons have electricity.

b)

The sunlight hits the cell,

c)

The atoms liberate their electrons.

d)

That electricity goes by wire into a battery, or directly to a circuit .

47.

What is happening in the number 3?

a)

The freed electrons have electricity.

b)

The sunlight hits the cell.

c)

The atoms liberate their electrons.

d)

That electricity goes by wire into a battery, or directly to a circuit .

48.

What is happening in the number 4?

a)

The freed electrons have electricity.

b)

The sunlight hits the cell.

c)

The atoms liberate their electrons.

d)

That electricity goes by wire into a battery, or directly to a circuit .

49.

The sun’s light produces both visible light and ____________.

a)

motion energy

b)

gravitational energy

c)

sound energy

d)

heat energy

50.

When light hits an object, its heat energy may be _____________or __________

a)

absorbed - transmitted

b)

reflected - absorbed

c)

reflected - varied

d)

transmitted - spent

51.

A synonym for assume is...

a)

suppose

b)

understand

c)

adapt

d)

see

52.

A synomym for rely is..

a)

to help

b)

to heat

c)

to absorb

d)

to need

53.

A synomym for insulate is..

a)

to help

b)

to cover

c)

to absorb

d)

to open

54.

What are those?

a)

Tanks.

b)

Fins.

c)

Pipes.

d)

Panels.

55.

The panels is divided by______________.

a)

Tanks.

b)

Fins.

c)

Pipes.

d)

Panels.

56.

In the sentence "Let's go!",Let's is a contraction of __________.

a)

Let is

b)

Let are

c)

Let us

d)

Let has

57.

Thermal energy that is transferred from one substance to another.

a)

heat

b)

temperature

c)

thermal energy

d)

radiation

58.

A computer uses what type of energy to operate?

a)

Mechanical

b)

Light

c)

Electric

d)

Sound

59.
Solar Energy is transferred to _____ Energy.
a)
Mechanical
b)
Solar
c)
Sound
d)
Electrical
60.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
61.

The weather is always sunny _____ hot in summer in Turkey

a)

and

b)

but

c)

so

d)

because

62.
I felt exhausted ________ I stopped cleaning the house.
a)
and
b)
but
c)
so
d)
because
63.

Choose the source of energy

a)

Coal

b)

Petrol

c)

Nuclear

d)

Wind

64.

Choose the source of energy

a)

Nuclear

b)

Petrol

c)

Coal

d)

Sun

65.

Choose the source of energy

a)

Wind

b)

Water

c)

Sun

d)

Biomass

66.

Petrol is a renewable or non-renewable source?

a)

Renewable

b)

Non-renewable

67.

Which is a disadvantage of solar power?

a)

solar power is unclean

b)

reduces the need for fossil fuels

c)

can only be collected when the sun is shining

d)

in nonrenewable

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