Composition of Air

Which of the following gases has the highest atmospheric composition within the Earth's Atmosphere?

• Oxygen at 78%
• Nitrogen at 78%
• Carbon Dioxide 78%
• Methane 78%

During the "Composition of the Atmosphere" Lab Activity, 21 out of the 100 beads were oxygen. Using this correlation with the Earth's atmosphere, what is the percentage of oxygen in the air?

• 2.1% of gaseous Oxygen can be found within air.
• 21% of gaseous Oxygen can be found within air.
• 0.21% of gaseous Oxygen can be found within air.
• 78% of gaseous Oxygen can be found within air.

The composition of the air can consist of a mixture of gases and particulate matter. What are some examples of particulate matter found within the atmosphere?

• Nitrogen

• Oxygen

• Both dust and pollen

Which of the following gases is not part of the earth's atmosphere?

• Nitrogen
• Oxygen
• Argon
• Copper Sulfate

78% of earth's atmosphere is composed of ______________.

• methane
• oxygen
• argon
• nitrogen

Which gas is represented by Gas #1?

• Oxygen

• Carbon dioxide

• Argon

• NItrogen

Tags

NGSS.MS-PS1-1

Which is the most abundant gas in Earth's atmosphere?

• Nitrogen
• Oxygen
• Fluorine
• Xenon

The layer of gases that surrounds the Earth is known as its

• lithosphere
• hydrosphere
• atmosphere
• biosphere

Which gas is used for respiration by living things?

• oxygen
• nitrogen
• carbon dioxide
• ozone

Which show gases in atmosphere from MOST abundant to least?

• Oxygen, Nitrogen, water vapor, CO_2,

• nitrogen, oxygen, water vapor, CO₂

• CO₂, Oxygen, Nitrogen, water vapor

• water vapor, CO_2,, Oxygen, Nitrogen