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The four realms of earth

Total questions: 30

Worksheet time: 38mins

Name
Class
Date
1.

what are the four realms of earth ?

a)

Lithosphere

b)

Hydrosphere

c)

Exosphere

d)

Atmosphere

e)

Biosphere

2.

The endless series of changes which water in the hydrosphere under goes between the sea,air and land is known as the

a)

hydrological cycle

b)

mantle

c)

precipitation

3.
The layer of gases surrounding the Earth
a)
Hydrosphere
b)
Cryosphere
c)
Oxyosphere
d)
Atmosphere
4.
The liquid water on Earth
a)
hydrosphere
b)
cryosphere
c)
thermosphere
d)
aquasphere
5.
Tectonic plates are made up of continental crust and ________ crust.
a)
continental
b)
oceanic
c)
plates
d)
mantle
6.

What is the geosphere?

a)

all the air and gases on the planet

b)

all the frozen water on the Earth

c)

the non-living soil, rocks, and minerals of the Earth

d)

the rivers, lakes, and oceans of the Earth

7.
The thinnest layer of the Earth is the ___________.
a)
mantle
b)
crust
c)
core
8.
The spinning of an object on its axis is called______
a)
orbit
b)
rotation
c)
revolution
d)
tide
9.
Day and night is caused by the _____________ of earth on its axis.
a)
revolution
b)
orbit
c)
rotation
10.

What land form is shown in the picture

a)

Plateau

b)

Mountain

c)

Plain

d)

River

11.
What process created this cool rock?
a)
A volcanic eruption
b)
A flood
c)
Wind
d)
Water
12.
A scientist who studies Earth's processes and the history that shaped it is called a......
a)
geologist
b)
biologist
c)
teacher
d)
students
13.

(_______________)- Land (Earth's core, mantle, mountains, sand, metals)

a)

Geosphere

b)

Hydrosphere

c)

Atmosphere

d)

Biosphere

14.

Which shows the order of the layers from COOLEST to HOTTEST?

a)

crust, mantle, outer core, inner core

b)

inner core, outer core, mantle, crust

c)

crust, outer core, inner core, mantle

d)

Trick question! All of the layers are the same temperature!

15.

Which layer is made of "flowing" solid rock (think clay or pudding)?

a)

crust

b)

mantle

c)

outer core

d)

inner core

16.

97% of the water on earth exists as

a)

Saltwater

b)

Lakes and Rivers

c)

Groundwater

d)

Water Vapor

17.

Which is true about an apple in comparison to the layers of the Earth?

a)

The skin of the apple is very thin as the crust of the Earth is also very thin.

b)

The flesh of an apple is the same all the way through just like the inside of the Earth is also all the same

c)

The seeds are very light in apples, just as the core of the Earth is very light as well.

d)

The stem of an apple is comes from the core, just as the North & South poles come from the core of Earth.

18.

Why do scientists look at meteorites for clues on the age of the Earth? Choose more than one right answer.

a)

Meteorites have been floating unchanged in space since the solar system was formed.

b)

Because meteorites have growth rings just like trees do.

c)

Because meteorites are made of nickel and iron just like the center of the Earth.

d)

The Earth has been constantly changing since it first started to form, so there are no original rocks from the time it was born.

19.

As dust particles formed rocks and those rocks started to slam together, the young Earth started to have its own _____________ field, pulling even more rocks into itself.

a)

radiation

b)

rock

c)

gravity

d)

corn

20.

Which is the unique planet in the solar system?

a)

Mars

b)

Jupiter

c)

Earth

21.

Earth spinning on its axis is an example of

a)

Rotation

b)

Revolution

22.

Earth traveling around the sun is an example of

a)

Rotation

b)

Revolution

23.

A map of sea surface temperatures is provided. The patterns that are observed are due to the fact that

a)

the earth is wider at the equator, so this area spins faster than the poles.

b)

the equator receives more of the Sun's radiation than other parts of the Earth.

c)

the salt content is greater at the poles than at the equator.

d)

the warm, less dense water near the equator sinks, while the colder water rises.

24.

Which of the following statements is supported by the map of the ocean currents?

a)

Warm ocean currents bring cooler temperatures to the west coast of South Africa.

b)

Warm ocean currents bring warmer temperatures to the west coast of South America.

c)

Warm ocean currents bring warmer temperatures to the west coast of the United States.

d)

Cool ocean currents bring cooler temperatures to the west coast of the United States.

25.
Scientists think that convection currents that move the plates flow in Earth's
a)
Continental crust
b)
oceanic crust
c)
Asthenosphere
d)
Lithosphere
26.
What branch of Earth Science does this picture represent?
a)
Oceanography
b)
Meteorology 
c)
Geology
d)
Astronomy
27.
What branch of Earth Science does this picture represent?
a)
Oceanography
b)
Meteorology 
c)
Geology
d)
Astronomy
28.
Which layer is the CRUST?
a)
1
b)
2
c)
3
d)
4
29.

In nature,there is a balence of -------------- and ---------------.

a)

oxygen and other gases

b)

living and non living things

c)

mountains and lands

d)

heat and cold

30.
Where does molten material from the mantle rise up during the process of sea-floor spreading?
a)
Along the mid-ocean ridge
b)
At the north and south poles 
c)
Along the edges of all the continents near the shoreline and beaches
d)
at the equator