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Radiation can travel in which of the following forms?


A) Rays
B) Waves
C) Particles
D) All of the answers are correct.

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Ozone depletion is irreversible.

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Which of the following is a way someone could be exposed to formaldehyde?


A) By eating fish
B) By working with particle board or plywood
C) By ingesting old paint chips
D) By handling old home insulation materials

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Matching -Carbon monoxide


A) Precursor to ground-level ozone
B) Naturally found in the atmosphere;contributes to global warming
C) Causes acid rain
D) Inhibits the blood's ability to carry oxygen

Correct Answer

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Public health experts get involved with all of the following except


A) waste disposal.
B) water safety.
C) air pollution.
D) road safety.

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Where is the ozone layer found?


A) Deep in the ocean
B) On the surface of large bodies of water
C) In the stratosphere
D) In the rainforest canopy

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When a country's number of live births and immigrations simply replaces the number of deaths and emigrations,it is said to have achieved ________ population growth.

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A toxin that commonly accumulates in fish is ________.

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A molecule of ________ produces more than 20 times the warming of a molecule of carbon dioxide and remains in the atmosphere for up to 15 years.

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The term "carbon footprint" refers to


A) the total greenhouse gas emissions for which you are personally responsible.
B) the balance of miles you drive every year minus the miles you walk.
C) the world's total carbon emissions in one year.
D) the number of carbon-emitting vehicles in a specific country.

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Water beneath the Earth's surface is called ________.

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What does the term body burden mean,and how can it be assessed?

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Body burden is a person's cumu...

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Why is the burning of fossil fuels problematic?

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It produces pollutan...

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Health risks of tanning include increased risk of ________ cancer.

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Which is not an example of reuse?


A) Using cloth napkins
B) Using canvas tote bags
C) Using fluorescent light bulbs
D) Using rechargeable batteries

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All of the following are correct about methane and the environmental effects of cattle grazing except


A) cows exhale methane.
B) methane is a powerful greenhouse gas.
C) methane has less environmental impact per molecule than carbon dioxide.
D) cows excrete methane in their wastes.

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The potential effects of global warming include all of these except


A) increased food shortages.
B) fewer hurricanes.
C) more outbreaks of infectious diseases.
D) increased air pollution.

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Which gas forms during metal processing and is linked to numerous health problems?


A) Ozone
B) Nitrogen dioxide
C) Sulfur dioxide
D) Carbon monoxide

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Of the two types of radiation,________ radiation is the more harmful.

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Matching -Hydrocarbons


A) Precursor to ground-level ozone
B) Naturally found in the atmosphere;contributes to global warming
C) Causes acid rain
D) Inhibits the blood's ability to carry oxygen

Correct Answer

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