WorksheetsWhat Makes the Earth Unique
Total questions: 10
Worksheet time: 5mins
Which of the following elements is NOT CONSIDERED as a requirement for life?
Sulfur
Nitrogen
Iodine
Carbon
The earth's hydrosphere is composed of how much percentage of freshwater?
2.5%
30%
97.5%
8.5%
(a) is the ability of a material to reflect light.
The earth's atmosphere is composed of:
Nitrogen
Silicon
Argon
Oxygen
Ozone
Which of the following gas comprises 78.1% of the earth's atmosphere?
Helium
Oxygen
Nitrogen
Ozone
Methane
Which of the following is the correct order of the layers of the atmosphere?
troposphere - stratosphere - mesosphere - thermosphere - exosphere
troposphere - mesosphere - stratosphere - thermosphere - exosphere
stratosphere - troposphere - mesosphere - thermosphere - exosphere
thermosphere - troposphere - mesosphere - stratosphere - exosphere
The Sun is a (a) star.
What is the role of the atmosphere in the Hydrologic Cycle?
It is where precipitation occurs.
It serves as the reservoir of large amounts of water.
It serves as the source of water for Earth.
It serves as the thermostat of the Earth.
Which of the following are uses of solar energy?
Solar energy is converted to electrical energy.
Photosynthesis
Solar energy also warms Earth.
Solar energy generates solar winds
Earth's albedo is (a) (value).
