Lesson 18 - Atmospheric Composition Question Preview (ID: 29189)
SPI 0807.9.5.
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Which is the largest percent in the mixture of Earth's Atmosphere?
a) Nitrogen
b) Hydrogen
c) Oxygen
d) Argon
Which is the 2nd largest percent in the mixture of Earth's Atmosphere?
a) Oxygen
b) Nitrogen
c) Argon
d) Hydrogen
Which is the 3rd largest percent in the mixture of Earth's Atmosphere?
a) Argon
b) Nitrogen
c) Water Vapor
d) Hydrogen
What is the Product of Photosynthesis?
a) Carbon Dioxide
b) Oxygen
c) Nitrogen
d) Hydrogen
What gas do plants change into Oxygen?
a) Nitrogen
b) Carbon Dioxide
c) Hydrogen
d) Argon
What percent of the Atmosphere is Nitrogen?
a) 89-90%
b) 80-81%
c) 78-79%
d) 49-50%
What percent of the Atmosphere is Oxygen?
a) 79-79%
b) 49-50%
c) 20-21%
d) Less than 2%
What percent of the Atmosphere is Argon and other gases?
a) 1-2%
b) 78-79%
c) 20-21%
d) 49-50%
Which is a Trace Gas in Earth's Atmosphere
a) Nitrogen
b) Water Vapor
c) Oxygen
d) Potassium
Which may be partly responsible for increased amount of carbon dioxide in Earth's atmosphere?
a) the burning of fossil fuels
b) increase in organisms that use photosynthesis to make their own food
c) rising temperatures
d) increased farming
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