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Worksheets😁earths layers😁
Total questions: 41
Worksheet time: 42mins
Name
Class
Date
1.
The thinnest layer of the Earth is the ___________.
a)
mantle
b)
crust
c)
core
2.
Tectonic plates are made up of continental crust and ________ crust.
a)
continental
b)
oceanic
c)
plates
d)
mantle
3.
There are how many different types of crust?
a)
1
b)
2
c)
5
d)
3
4.
What is the thickest layer of the Earth?
a)
the crust
b)
the mantle
c)
the outer core
d)
the inner core
5.
What is the core made of?
a)
steel
b)
iron
c)
aluminum
d)
iron and nickel
6.
What describes the outer core?
a)
solid
b)
liquid
c)
viscous
d)
gas
7.
Which layer of the Earth is the only liquid layer?
a)
Outer Core
b)
Inner Core
c)
Mantle
d)
Lithosphere
8.
Which layer(s) of the Earth make up the asthenosphere?
a)
Part of the mantle
b)
Crust, mantle, Core
c)
Crust and upper mantle
d)
Only the crust
9.
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
10.
What layer is a semisolid and acts like a plastic?
a)
Lithosphere
b)
Mantle
c)
Asthenosphere
d)
crust
11.
The oceanic floor is made of?
a)
Granite
b)
Basalt
c)
Cookies
d)
Water
12.
The continental floor is made up of?
a)
Flowers and grass
b)
Basalt
c)
Granite
d)
Crust
13.
What happens to pressure as we move from the crust to the inner core?
a)
Pressure Decreases
b)
Pressure Increases
c)
Nothing
14.
What happens to temperature as we move from the crust to the inner core?
a)
Decreases
b)
Increases
c)
Nothing
15.
Less dense materials rise to the top.
a)
True
b)
False
16.
Which layer of Earth has the GREATEST density?
a)
crust
b)
mantle
c)
outer core
d)
inner core
17.
Which layer of Earth is made up of tectonic plates?
a)
outer core
b)
inner core
c)
asthenosphere
d)
lithosphere
18.
What is one example of how humans impact global warming??
a)
Burning coal increase the level of carbon dioxide
b)
Plowing and increasing the level of rain water on farms
c)
Heat from factories increases the average global temperature
d)
Using copper increases the speed in electric currents
19.
We live in the __________________layer, a level of the atmosphere.
a)
Troposphere
b)
Stratosphere
c)
Mesosphere
d)
Exosphere
20.
What absorbs ultraviolet rays in the atmosphere?
a)
troposphere
b)
stratosphere
c)
ozone layer
d)
greenhouse gases
21.
What does this diagram illustrate?
a)
Ozone Layer
b)
The Greenhouse Effect
c)
Ultraviolet Radiation
d)
Layers of the atmosphere
22.
The coldest layer.
a)
troposphere
b)
thermosphere
c)
exosphere
d)
mesosphere
23.
The hottest layer.
a)
troposphere
b)
thermosphere
c)
exosphere
d)
mesosphere
24.
What are the two most common gases in the atmosphere?
a)
Nitrogen and oxygen
b)
Oxygen and carbon dioxide
c)
Carbon Dioxide and methane
d)
Nitrogen and carbon dioxide
25.
What does the earth's atmosphere do?
a)
help to regulate the temperature on Earth
b)
Help UV rays to reach the Earth's surface
c)
Creates meteors in the sky
d)
Keep ocean waters cold
26.
What does the earth's atmosphere do?
a)
help to regulate the temperature on Earth
b)
Help UV rays to reach the Earth's surface
c)
Creates meteors in the sky
d)
Keep ocean waters cold
27.
What happens to the air pressure the higher up in space you go?
a)
the air pressure increases
b)
the air pressure decreases
c)
the air pressure stays the same
d)
there is no air pressure
28.
Which statement is true?
a)
The troposphere has the highest temperature because of the distance from the Sun
b)
The troposphere has the highest pressure because gravity keeps the air down.
c)
The exosphere has the highest temperature because of the distance from the Sun
d)
The exosphere has the highest pressure because gravity keeps the air down.
29.
What is the function of the ozone layer?
a)
to allow UV rays to get to Earth
b)
to block UV rays from getting to Earth
c)
To keep oxygen in
d)
to allow meteors to get to Earth
30.
Which of these layers is farthest from Earth?
a)
thermosphere
b)
stratosphere
c)
mesosphere
d)
exosphere
31.
Why are some layers warmer than others?
a)
they get hotter the higher up you go
b)
some layers contain gases that can absorb the sun's energy
c)
some layers closer to the sun are hotter
d)
there is no wind in the upper atmosphere
32.
Without the Greenhouse Effect the Earth would be
a)
warm
b)
cold
c)
dead
33.
What is the greenhouse effect?
a)
The warming of a planet due to trapped radiation.
b)
The cooling of Earth due to air pollution.
c)
The heating of a solid, such as a rock.
34.
What gas from the list below is a cause for global warming?
a)
Urethane
b)
Oxygen
c)
Carbon Dioxide
35.
As you go higher in the troposphere, the temperature _______________.
a)
decreases
b)
increases
c)
stays the same
36.
As you go higher in the stratosphere, the temperature _______________.
a)
decreases
b)
increases
c)
stays the same
37.
As you go higher in the thermosphere, the temperature _______________.
a)
decreases
b)
increases
c)
stays the same
38.
Why is cutting down large areas of trees(deforestation) bad?
a)
Plants remove a large amount of nitrogen from the air
b)
Plants root systems absorb many toxins from the soil
c)
Plants roots systems hold the soil in place
d)
Plants remove a large amount of carbon dioxide from the air
39.
Where weather and clouds occurs.
a)
stratosphere
b)
thermosphere
c)
troposphere
d)
mesosphere
40.
Where you will find the ozone layer.
a)
stratosphere
b)
thermosphere
c)
exosphere
d)
mesosphere
41.
Which layer of the atmosphere contains the highest percentage of water vapor?
a)
exosphere
b)
mesosphere
c)
troposphere
d)
stratosphere
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