Question 1

State two ways to decrease our planet's carbon dioxide production.

Accepted Answer

A) consume less energy and shift to burning more coal 
B) consume more energy and burn more gasoline 
C) consume less energy and find alternative ways to produce energy 
D) shift to electricity and stop burning methane

Question 2

An increase of 2 deg C in the Earth's average temperature by the year 2100

Accepted Answer

A) would not be a problem since that is a small change 
B) would be a problem because it would occur unevenly throughout the planet 
C) would occur mostly over water 
D) could help save on heating bills

Question 3

Chlorinated fluorinated hydrocarbons (CFCs) are

Accepted Answer

A) very unstable in the lower atmosphere (troposphere) 
B) harmful to human life and therefore not found in normal household products 
C) harmful in the stratosphere where they break down ozone molecules 
D) none of these

Exam 12: Global Atmospheric Change

State two ways to decrease our planet's carbon dioxide production.

An increase of 2 deg C in the Earth's average temperature by the year 2100

Chlorinated fluorinated hydrocarbons (CFCs) are