Atmosphere Intro

What is the lowest layer of the atmosphere?

• Stratosphere
• Troposphere

What is the coldest layer of the atmosphere?

• Troposphere
• Atmosphere
• Mesosphere

What is the warmest layer of the atmosphere?

• Troposphere
• Thermosphere

Which layer of the atmosphere contains ozone?

• Stratosphere
• Thermosphere

How much of the atmosphere is composed of Nitrogen?

• 21 %
• 78%
• 30%
• 46%

How much of the atmosphere is composed of Oxygen?

• 78%
• 21%
• 45%
• 30%

Which of the following is the process of heat being felt without direct contact?

• Radiation
• Convection
• Conduction

What is the process of receiving heat by direct contact?

• Radiation
• Conduction
• Convection

What is the process of receiving heat through mass movements of circulation of air?

• Radiation
• Conduction
• Convection