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exam review

Total questions: 76

Worksheet time: 54mins

Name
Class
Date
1.

A resource is considered renewable if it -

a)

can be created only over millions of years

b)

is made of Earths’ materials like rocks and minerals

c)

can be replaced in a relatively short amount of time

d)

is useful to humans in making energy and materials

2.

Which of the following is a non-renewable resource?

a)

Paper

b)

Coal

c)

Milk

d)

Water

3.

Fossil fuels form when organic matter is buried and then exposed to heat and pressure for millions of years. Fossil fuels are classified as nonrenewable resources because they –

a)

take a long time to form

b)

are used to produce heat

c)

form from organic matter

d)

can be found underground

4.

Which of the following resources is collected by the panels on the roof of this home?

a)

air

b)

water

c)

wind

d)

sunlight

5.
 Which of the following are renewable sources of energy?
a)
coal and natural gas
b)
oil and electricity
c)
sunlight and petroleum
d)
wind and water
6.
What is the source of energy that causes the blades of a turbine to move?
a)
coal
b)
wind
c)
water
d)
sunlight
7.
Which of the following is NOT a way that people can be harmful to the environment?
a)
burning coal for energy
b)
clearing land for homes
c)
making products from wood
d)
planting trees in a forest
8.
True or False:
The Sun is the source of most energy on Earth.
a)
True
b)
False
9.
Hydroelectric plants perform which type of energy conversion?
a)
Water to Electricity
b)
Electricity to Water
c)
Wind to Electricity
d)
Wind to Chemical
10.

The sun is

a)

planet

b)

satellite

c)

Ball of mass

d)

star

11.

Out of the Earth, Sun, and Moon, the Sun has the most gravity of the three.

a)

True

b)

False

12.

The Sun is made of gas.

a)

True

b)

False

13.
The Sun and the Earth share some similarities, including their –
a)
size
b)
shape
c)
temperature
d)
composition
14.

We know that Earth consists of different layers. The Sun also has layers, but unlike Earth, the Sun is entirely –

a)

Solid

b)

Gas

c)

Melted rock

d)

Liquid

15.
What is the sun mostly made up of
a)
Helium
b)
Core
c)
Carbon
d)
Hydrogen
16.

The sun is in the ________________________ of our solar system.

a)

outside

b)

circle

c)

center

d)

moon

17.

How many planets are in our solar system (not including pluto)

a)

9

b)

10

c)

8

d)

7

18.

Which planet is the largest planet in our solar system

a)

Jupiter

b)

Saturn

c)

Mars

d)

Earth

19.

Which planet is the only planet to spin on its side?

a)

Earth

b)

Jupiter

c)

Neptune

d)

Uranus

20.

What planet do we live on?

a)

Mars

b)

Venus

c)

Earth

d)

Saturn

21.

What planet is closest to the sun?

a)

Neptune

b)

Mercury

c)

Mars

d)

Venus

22.

What planet is closest to the sun?

a)

Neptune

b)

Mercury

c)

Mars

d)

Venus

23.

What planet is the same size as earth?

a)

Saturn

b)

Jupiter

c)

Venus

d)

Mars

24.

What planet has thousands of beautiful, tiny rings made of chunks of ice and rock?

a)

Jupiter

b)

Saturn

c)

Uranus

d)

Neptune

25.

Which is the hottest planet?

a)

Mercury

b)

Venus

c)

Earth

d)

Mars

26.

Which is the farthest planet from the sun?

a)

Uranus

b)

Saturn

c)

Jupiter

d)

Neptune

27.

It is the coldest planet in the solar system.

a)

Neptune

b)

Uranus

c)

Saturn

d)

Jupiter

28.

This planet is also called as “The Windy Planet”.

a)

Mercury

b)

Earth

c)

Jupiter

d)

Neptune

29.

The letter A was pointing at which part of a volcano?

a)

crater

b)

pipe

c)

magma chamber

30.

Which part of the volcano was letter C pointing at?

a)

magma

b)

crater

c)

lava

31.

Which part of the volcano was letter D pointing at?

a)

crater

b)

pipe

c)

magma chamber

32.

Identify the feature at D

a)

Ash Cloud

b)

Vent

c)

Lava Flow

d)

Crater

e)

Magma Chamber

33.

Identify the feature at A

a)

Ash Cloud & Gases

b)

Vent

c)

Lava Flow

d)

Crater

e)

Magma Chamber

34.

Identify the feature at B

a)

Ash Cloud

b)

Vent

c)

Lava Flow

d)

Crater

e)

Magma Chamber

35.

Identify the feature at C

a)

Ash Cloud

b)

Vent

c)

Lava Flow

d)

Crater

e)

Magma Chamber

36.

Identify the feature at D

a)

Ash Cloud

b)

Vent

c)

Lava Flow

d)

Crater

e)

Magma Chamber

37.

Identify the feature at E

a)

Ash Cloud

b)

Vent

c)

Lava Flow

d)

Crater

e)

Magma Chamber

38.

Identify the feature at F

a)

Ash Cloud

b)

Secondary Cone

c)

Lava Flow

d)

Crater

e)

Magma Chamber

39.

Given off when a volcano erupts

(select all correct answers)

a)

Ash Cloud

b)

Secondary Cone

c)

Lava Flow

d)

Gases

e)

Magma Chamber

40.

Where lava and ash clouds come from:

a)

Ash Cloud

b)

Secondary Cone

c)

Lava Flow

d)

Gases

e)

Crater

41.

Molten rock released on the surface when the volcano erupts:

a)

Ash Cloud

b)

Secondary Cone

c)

Lava Flow

d)

Gases

e)

Crater

42.

A tube-like structure through which magma passes:

a)

Ash Cloud

b)

Secondary Cone

c)

Vent

d)

Gases

e)

Crater

43.

A pool of molten rock underground:

a)

Ash Cloud

b)

Secondary Cone

c)

Lava Flow

d)

Gases

e)

Magma Chamber

44.

What type of simple machine has a ramp that makes it easier for a heavy object to be moved up or down?

a)

lever

b)

pulley

c)

inclined plane

d)

wedge

45.

This is an example of what type of simple machine?

a)

inclined plane

b)

wedge

c)

screw

d)

lever

46.

What type of simple machine makes chopping wood easier?

a)

inclined plane

b)

screw

c)

wedge

d)

lever

47.

The ______________ is a flat surface that is raised so one end is higher than the other.

a)

inclined plane

b)

lever

c)

pulley

d)

wedge

48.

Which of the following are examples of inclined planes? (Hint: Two!)

a)

Door

b)

Slide

c)

Flag Pole

d)

Ramp

49.

A ___________ is an object that is wide at one end and pointed at the other to help cut or split objects.

a)

Wedge

b)

Screw

c)

Pulley

d)

Wheel & Axle

50.

Which of the following are examples of wedges? (Hint: two)

a)

Jar lid

b)

Needle

c)

Nail

d)

Hose

51.

This image shows which of the following simple machine?

a)

Lever

b)

Wedge

c)

Screw

d)

Wheel & Axle

52.

Motion is a change in the position of an object.

a)

True

b)

False

53.

The reference point is a fixed place or object used to determine the position of an object.

a)

True

b)

False

54.

The picture frame is an example of reference point.

a)

True

b)

False

55.

The man walking with his dog is an example of reference point.

a)

True

b)

False

56.

The tree is an example of reference point.

a)

True

b)

False

57.

The man walking with his dog is in motion.

a)

True

b)

False

58.

It is a force that can make things go away from you.

(a)  

59.

It is a force that can make things go toward you.

(a)  

60.

Which section of Earth is composed primarily of liquid metal?

a)

crust

b)

mantle

c)

outer core

d)

inner core

61.

Earth is made of different layers that have varying characteristics. Which is the thickest layer?

a)

the mantle

b)

the inner core

c)

the outer core

d)

the crust

62.

A student uses clay to construct a model of Earth. Which layer of the model should be the thinnest layer?

a)

the layer representing the mantle

b)

the layer representing the outer core

c)

the layer representing the inner core

d)

the layer representing the crust

63.

True or False:

Earth is the only planet in the solar system with liquid water.

a)

True

b)

False

64.

True or False:

The earth’s surface is covered by 60% water and 40% land

a)

True

b)

False

65.

Where is most of the water on earth?

a)

oceans

b)

rivers

c)

lakes

d)

swimming pools

66.

Ozone layer is in the atmosphere which protects us from the harmful rays of the sun called

a)

Ultraviolet Rays (UV)

b)

Alien invaders

c)

Lightning

67.

What layer of the Earth do we live on?

a)

mantle

b)

inner core

c)

crust

d)

outer core

68.

What layer makes up 85% of the total weight of the Earth?

a)

crust

b)

mantle

c)

outer core

d)

inner core

69.

What layer has super-heated liquid molten lava?

a)

crust

b)

mantle

c)

outer core

d)

inner core

70.

What layer of the Earth is labeled A?

a)

inner core

b)

outer core

c)

mantle

d)

crust

71.

Which layer is made (mostly) of LIQUID iron and nickel?

a)

crust

b)

mantle

c)

outer core

d)

inner core

72.

Which layer of the Earth is the THINNEST?

a)

crust

b)

mantle

c)

outer core

d)

inner core

73.

Which layer of the earth is the hottest?

a)

crust

b)

mantle

c)

outer core

d)

inner core

74.

What is the correct order (starting from the surface) of Earth's layers?

a)

crust, outer core, inner core, mantle

b)

mantle, outer core, inner core, crust

c)

crust, mantle, outer core, inner core

d)

outer core, inner core, crust, mantle

75.

This layer is made of soil and rocks.

a)

crust

b)

mantle

c)

core

76.

This layer in the center of the Earth.

a)

crust

b)

mantle

c)

core

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