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WorksheetsUnit #6.1 review: Global warming and climate change
Total questions: 20
Worksheet time: 40mins
The increase in the average measured temperature of the Earth's near-surface air since the 20th century is called....
weather
global warming
Earth climate
sea level rising
All temperature anomalies have been above zero since about_____.
1900
1920
1940
1980
According to the table, the greatest temperature anomaly occurred in _____.
2011
2014
2016
2018
Small shifts in the average global temperature, make ___________ difference in the occurrence (or number) of extreme weather events.
a small
a big
no
Which of the following is not considered supporting data for Climate Change?
The last two decades were the hottest in the previous 400 years
Decrease in glacial and polar ice sheets
coral reef bleaching
sea level lowering
increase in the number of hurricanes and wild fires
Most greenhouse gases (GHG's) concentrate in the _____ of our atmosphere.
upper troposphere
mesosphere
exosphere
thermosphere
Getting into a hot car on a sunny day is a good way to experience the _____.
ozone effect
radiation effect
greenhouse effect
Chernobyl effect
Atmospheric gases allow solar energy with _____ frequencies such as UV light to pass through.
low
high
About _____ % of the solar radiation is absorbed by the clouds and the Earth.
70
10
15
30
The solar energy that is absorbed by the clouds and the earth is converted into IR radiation, or heat, that has a _____ frequency compared to UV.
low
high
GHG's absorb the ____, ____ heat energy and trap it near the surface.
short wavelength, high frequency
long wavelength, low frequency
(T/F) Glaciers and polar ice caps reflect more incoming solar radiation than they absorb.
TRUE
FALSE
The long-term pattern of weather is referred to as ____.
hurricane season
climate
weather
(T/F) Without the natural greenhouse effect, the Earth would be too cold to support our current lifestyle.
TRUE
FALSE
Which of the following is not a natural source of greenhouse gases?
Volcanic activity
burning fossil fuels for energy
wildfires
decomposing organic matter
Which of the following is not one of the 4 major GHG's?
nitrous oxide
ozone
methane
carbon dioxide
Which GHG has the greatest effect (the strongest, not the highest quantity)?
carbon dioxide
methane
nitrous oxide
Which GHG makes up for about 80% of all GHG emissions?
carbon dioxide
methane
nitrous oxide
fluorinated gases
Which sector accounts for the highest percentage of GHG emissions.
Power (electric) generation
agriculture
industrial
waste disposal
Most GHG emissions can be attributed to ____.
increased solar flares.
burning fossil fuels for electricity and transportation.
decomposing organic matter.
the reflection of solar energy back into space.
