Atmosphere study guide

The _________________ contains almost all the mass of the atmosphere. (Densest Layer)

• mesosphere
• troposphere
• thermosphere
• stratosphere

This is the layer of the atmosphere in which meteoroids burn up.

• stratosphere
• mesosphere
• troposphere
• thermosphere

What is the outermost layer of the atmosphere called?

• exosphere

• stratosphere
• mesosphere
• troposphere

The hottest temperatures in the atmosphere occur in the __________.

• troposphere
• mesosphere
• thermosphere
• stratosphere

What type of heat transfer involves direct contact?

• conduction
• convection
• radiation

Which layer of the atmosphere is just above the stratosphere?

• troposphere
• mesopshere
• thermosphere

Which layer of the atmosphere holds the ozone layer?

• thermosphere
• troposphere
• stratosphere
• mesosphere

As altitude increases, the density of the air increases.

• True
• False

A certain element makes up 78 percent of Earth’s atmosphere. It interacts with other elements to provide many of the nutrients needed in an ecosystem. What is the name of this element?

• Nitrogen
• Carbon
• Oxygen

When a plane flies, it travels through air that contains gases, liquids, and solids. This area is BEST described as the __________.

• atmosphere
• lithosphere
• biosphere
• hydrosphere

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CCSS.RI.5.5

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CCSS.RI.9-10.5