You passed this Milestone
20 questions were answered correctly.
4 questions were answered incorrectly.
1
Which of the following is an effect of ozone layer depletion?
Levels of lead, radon or asbestos increase.
Bodies of water become acidic, disrupting ecosystems.
There is an increased rate of skin cancer.
Emphysema, asthma and bronchitis are more prevalent.
CONCEPT
Impacts of Air Pollution
2
What increasing greenhouse gas is of particular concern because it
is so potent?
Carbon dioxide
Ozone
Methane
Nitrogen
CONCEPT
Causes of Climate Change
3
Current climate change is occurring because __________.
, carbon dioxide and methane emit radiation that cannot return to space
clouds and reflective surfaces on Earth absorb radiation and the atmosphere
warms
the amount of energy from the sun varies and the heat from radiation can be
trapped
greenhouse gases absorb and redirect radiation back into the atmosphere
CONCEPT
Climate Change
4
Choose the statement that accurately describes natural gas.
Use of this energy source relies upon mined minerals and heat from
radioactive decay.
Fracking has expanded access to methane that occurs naturally in
underground pockets.
It is widely used to heat water boilers, the steam from which drives a turbine
that produces electricity.
This liquid energy source has a number of different uses, from fuel to
plastics.
CONCEPT
Non-Renewable Energy
5
Which of the following describes a stationary source of air pollution?
Methane is among the digestive gases emitted by cattle on a nearby farm.
The dry cleaner in town has been in business for 45 years.
20 questions were answered correctly.
4 questions were answered incorrectly.
1
Which of the following is an effect of ozone layer depletion?
Levels of lead, radon or asbestos increase.
Bodies of water become acidic, disrupting ecosystems.
There is an increased rate of skin cancer.
Emphysema, asthma and bronchitis are more prevalent.
CONCEPT
Impacts of Air Pollution
2
What increasing greenhouse gas is of particular concern because it
is so potent?
Carbon dioxide
Ozone
Methane
Nitrogen
CONCEPT
Causes of Climate Change
3
Current climate change is occurring because __________.
, carbon dioxide and methane emit radiation that cannot return to space
clouds and reflective surfaces on Earth absorb radiation and the atmosphere
warms
the amount of energy from the sun varies and the heat from radiation can be
trapped
greenhouse gases absorb and redirect radiation back into the atmosphere
CONCEPT
Climate Change
4
Choose the statement that accurately describes natural gas.
Use of this energy source relies upon mined minerals and heat from
radioactive decay.
Fracking has expanded access to methane that occurs naturally in
underground pockets.
It is widely used to heat water boilers, the steam from which drives a turbine
that produces electricity.
This liquid energy source has a number of different uses, from fuel to
plastics.
CONCEPT
Non-Renewable Energy
5
Which of the following describes a stationary source of air pollution?
Methane is among the digestive gases emitted by cattle on a nearby farm.
The dry cleaner in town has been in business for 45 years.
