Climate Change and Polar Ecosystems

The average temperature of the surface of Earth has increased approximately 1°C in the past century. Which reason best explains this increase in temperature?

• lower levels of ozone in the atmosphere
• lower levels of nitrogen in the atmosphere
• higher levels of carbon dioxide in the atmosphere
• higher levels of oxygen in the atmosphere

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS2-6

NGSS.HS-ESS2-4

Which of the following is the best conclusion that can be made from this graph?

• atmospheric carbon dioxide levels have been decreasing since 1960
• Hawaii has a lot of carbon dioxide
• humans have been working hard to decrease carbon dioxide levels
• atmospheric carbon dioxide levels have increased steadily since 1960

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS2-6

A paleoclimatologist is most likely to collect data using which of the following?

• Satellites

• Ice cores

• Thermometer readings

• Ocean buoys

If the climate becomes warmer, sea levels will _____________.

• rise,but this will have no impact on humans

• fall, which will increase the amount of available land

• rise, causing some pacific islands to get smaller and eventually disappear

• fall, which will have no impact on humans

Tags

NGSS.HS-ESS3-5

What is the main reason sea levels are rising rapidly?

• melting sea ice

• increase of water vapor in atmosphere

• melting land ice

• increase in floods

Tags

NGSS.HS-ESS3-5

Which of the following has NOT been linked to climate change?

• increased sea ice in the Arctic ocean in the summer

• increased severe weather events such as flooding, wildfires, droughts, etc

• increased melting of Greenland's ice sheets

• rising sea levels

Tags

NGSS.HS-ESS3-5

NGSS.HS-ESS3-6

The main human activity that releases greenhouse gases is

• plastic production

• burning fossil fuels

• coal mining

• eating meat

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

Some greenhouse gases are naturally present in the Earth's atmosphere

• True
• False

Tags

NGSS.HS-ESS2-6

The strongest and earliest impacts of global climate change seem to be occurring in the

• Australian outback

• Equatorial Pacific Ocean

• Arctic Ocean

• none of these, warming is occurring at equal levels all over the planet

Tags

NGSS.HS-ESS3-5

Which of the following gases is a strong greenhouse gas and is released to the atmosphere when permafrost melts?

• nitrogen dioxide

• methane

• ozone

• chlorofluorocarbons

Tags

NGSS.HS-ESS3-5