Atmosphere

The weight of the atmosphere is ...

• temperature
• humidity
• air pressure
• weather

Earth's current atmosphere is

• 78% nitrogen, 21% oxygen, 0.9% argon and 0.037% carbon dioxide
• 78% oxygen, 21%nitrogen, 0.9% argon, 0.037% carbon dioxide
• 78% nitrogen, 21% argon, 1% oxygen
• 78% oxygen, 21% nitrogen, 1% carbon dioxide

The layer of the atmosphere containing the ozone layer is

• troposphere
• stratosphere
• thermosphere
• mesosphere

The layer of the atmosphere containing our weather is

• thermosphere
• stratosphere
• troposphere
• mesosphere

A lava lamp with putty which heats, flows to the top, cools, then flows to the bottom is an example of:

• conduction
• convection
• radiation

Heat from the sun travels to Earth by _____.

• conduction
• convection
• insulation
• radiation

A measure of the amount of water vapor in the air is called what?

• Rigidity
• Moisture
• Humidity
• Fog

This type of heat transfer is due to direct contact.

• Radiation
• Transpiration
• Conduction
• Convection

The layer of the atmosphere containing the ionosphere and auroras is

• troposphere
• mesosphere
• stratosphere
• thermosphere

The layers of the atmosphere in order from bottom to top are

• troposphere, stratosphere, mesosphere, thermosphere, exosphere
• troposphere, mesosphere, atmosphere, thermosphere
• mesosphere, thermosphere, troposphere, stratosphere, exosphere
• thermosphere, stratosphere, mesosphere, troposphere, exosphere