Climate Change Classwork

Earth's ozone layer is _____________________________.

• has been thickening over the past several years
• filters harmful ultraviolet radiation from the sun
• exists only over Antarctica
• traps carbon dioxide in the stratosphere

Increased carbon dioxide may cause global warming by trapping more ____________ in the atmosphere.

• water
• gases
• heat
• water vapor

The gradual increase in the temperature of the atmosphere is known as ___________________.

• sunspots
• global warming
• ice ages
• arid

Any amount of CO₂ (Carbon Dioxide) in the atmosphere is bad for our planet.

• True
• False

The conditions in an area over a long period of time?

• Climate
• Weather

What is climate?

•  What's going on with the atmosphere at any particular time
• The type of weather that occurs during a particular season
• An area's pattern of weather over a long period of time
• How much sunshine an area gets 

Climate change causes extreme weather conditions such as:

• Flooding
• Heat Waves
• Hurricanes
• All of the above

Which of the following is NOT a greenhouse gas?

• Carbon dioxide CO₂
• Methane CH₄
• Water vapor
• Nitrogen N₂

The amount of carbon dioxide CO₂ in the atmosphere is decreasing. 

• True
• False

Which human activity contributes the MOST carbon dioxide to the atmosphere?

• Fishing
• Breathing
• Burning Fossil Fuels
• Farming