Which best explains why rising levels of atmospheric carbon dioxide are associated with rising global temperatures?
A. Higher levels of atmospheric carbon dioxide increase the Sun's heat that escapes back into space.
B. Higher levels of atmospheric carbon dioxide decrease the Sun's heat that escapes back into space.
B. Higher levels of atmospheric carbon dioxide decrease the Sun's heat that escapes back into space.
When the UV index is high, what is the best precaution to take?
B. wear a baseball hat
D. minimize the time outside between 10 am and 4 pm
D. minimize the time outside between 10 am and 4 pm
What is the best way to be protected from flooding during heavy rain?
A. Plant trees between the house and the river.
B. Grade the yard so water flows away from the house.
B. Grade the yard so water flows away from the house.
Which question would help clarify the role of human involvement in carbon dioxide emissions and global temperatures
C. How much atmospheric carbon dioxide comes directly from human actions?
D. How much atmospheric carbon dioxide is released during volcanic eruptions?
C. How much atmospheric carbon dioxide comes directly from human actions?
How would an increase in annual greenhouse gases most likely impact the global temperature?
B. increase the global temperature
C. decrease the global temperature
B.increase the global temperature
What can a weather radar system help people to prepare for? Select three correct answers.
A. wildfires B. blizzards C. tornadoes D. thunderstorms
E. poor air quality
B. blizzards
C. tornadoes
D. thunderstorms
Which two pieces of evidence from the passage support the idea that global temperatures are rising due to human involvement?
A. The sea level rises when polar ice caps and glaciers melt due to increased temperatures.
B. Humans use energy from resources that emit carbon dioxide more than other resources.
B. Humans use energy from resources that emit carbon dioxide more than other resources.
What is the greenhouse effect?
A. the decrease in the temperature of Earth's ocean currents due to atmospheric gases blocking the Sun's radiation
B. the increase of Earth's temperature due to heat energy being trapped by certain atmospheric molecules
B. the increase of Earth's temperature due to heat energy being trapped by certain atmospheric molecules
Which is a strategy to reduce greenhouse gas concentrations?
A. replanting deforested areas
B. expanded energy use at factories
A. replanting deforested areas
Which is an example of an environmental consequence to living in an area prone to wildfires?
B. respiratory issues
C. destroying vegetation in an area
C. destroying vegetation in an area
Why do carbon dioxide concentrations and surface temperatures show the relationship seen in the graph?
A. because higher carbon dioxide levels mean less heat is retained in Earth's atmosphere
C. because higher carbon dioxide levels mean more heat is retained in Earth's atmosphere
C. because higher carbon dioxide levels mean more heat is retained in Earth's atmosphere
Atlanta often has smog warnings during the summer. The city cautions citizens against being outside too long when smog levels are high. How can the city of Atlanta reduce smog levels
C. by decreasing the number of individual cars and increasing the number of buses
D. by increasing the number of individual cars and decreasing the number of buses
C. by decreasing the number of individual cars and increasing the number of buses