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WorksheetsThe Atmosphere
Total questions: 16
Worksheet time: 16mins
Name
Class
Date
1.
Earth's current atmosphere is
a)
78% nitrogen, 21% oxygen, 0.9% argon and 0.037% carbon dioxide
b)
78% oxygen, 21%nitrogen, 0.9% argon, 0.037% carbon dioxide
c)
78% nitrogen, 21% argon, 1% oxygen
d)
78% oxygen, 21% nitrogen, 1% carbon dioxide
2.
The layers of the atmosphere in order from bottom to top are
a)
troposphere, stratosphere, mesosphere, thermosphere, exosphere
b)
troposphere, mesosphere, atmosphere, thermosphere
c)
mesosphere, thermosphere, troposphere, stratosphere, exosphere
d)
thermosphere, stratosphere, mesosphere, troposphere, exosphere
3.
The layer of the atmosphere containing our weather is
a)
thermosphere
b)
stratosphere
c)
troposphere
d)
mesosphere
4.
The layer of the atmosphere containing the ionosphere and auroras is
a)
troposphere
b)
mesosphere
c)
stratosphere
d)
thermosphere
5.
The hottest layer is the
a)
themosphere
b)
stratosphere
c)
mesosphere
d)
troposphere
6.
The troposphere gets colder as you go up. What is the reason for this?
a)
the troposphere is heated by the sun reacting with oxygen (ozone)
b)
the troposphere is heated by Earth's surface
c)
the troposphere is heated by Carbon dioxide heat release
d)
it is getting closer to outerspace
7.
Heat from the sun travels to Earth by _____.
a)
conduction
b)
convection
c)
insulation
d)
radiation
8.
This type of heat transfer is due to direct contact.
a)
Radiation
b)
Transpiration
c)
Conduction
d)
Convection
9.
air pressure is the ________ that air has on a surface or object
a)
height
b)
distance
c)
force
d)
protuberance
10.
What layer of the atmosphere is closest to outer space?
a)
mesosphere
b)
exosphere
c)
troposphere
d)
stratosphere
11.
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
12.
What happens to the density (thickness)/air pressure of the air as you increase in altitude?
a)
density increases
b)
density decreases
c)
density stays the same
d)
density disappears
13.
How are the layers of the atmosphere classified?
a)
Density
b)
Gases
c)
Humidity
d)
Temperature
14.
What is the percentage of oxygen in Earth's atmosphere?
a)
1%
b)
21%
c)
78%
d)
90%
15.
The Earth system is a
a)
a large and complex system with many elements, parts, and processes.
b)
a large and complex system with 15 elements, two parts, and no processes.
c)
a large and simple system with few elements, few parts, and few processes.
d)
a large system with just a few elements and parts, but many complex processes
16.
Scientists who study the conditions and phenomena in the atmosphere are called
a)
astrologists.
b)
hydrologists.
c)
meteorologists.
d)
gastroenterologists.
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