1) Type in your first and last name in the
“Name” box in the top-left corner.
2) Next type in your teacher’s name in
the “ID” box.
3) Then type in your school’s name in the
“Email” box.
4) Select the best answer for each question.
5) When you
are finished click the “Grade and Submit” button.
6) The grade will be emailed
to your teacher.
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1.
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Currently the average fuel consumption
per car in the United States is about 30 miles a gallon.
If tomorrow engineers invented a new
engine that changed the average fuel consumption rate per car to 100 miles a gallon, what would be
one unintended consequence? a. | Conservation of fossil fuels would
decrease. | b. | The amount of fuel consumption would go down. | c. | Their would be a huge improvement in gas mileage. | d. | All the gas station
owners would lose money. |
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2.
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A nuclear power plant has recently been built to
generate electricity for a town located near several small lakes. Which choice
is NOT a benefit of this nuclear power plant being built?
a. | The heating of homes will be
easier. | b. | The cost of the electricity will
decrease. | c. | The loss of habitat for local
wildlife. | d. | The nuclear power plant will provide
jobs. |
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3.
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Modern technology items are often very useful, but they can also have
drawbacks
Which use of recent technology has resulted in harm to the environment?
a. | disposing of unwanted cell phone batteries in landfills | b. | searching online
information using a personal digital device | c. | identifying areas of Earth using global
positioning system (GPS) | d. | building outdoor furniture using recycled
plastics |
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4.
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A company was hired to build a road through a
pristine forest at a wildlife refuge park.
Which of these is MOST likely an unintended consequence of this new
road?
a. | Firefighters will now be
able to respond faster to forest fires by using this road. | b. | The road construction crews will earn an income
while building the road. | c. | Animals trying to cross the road are at risk of being killed by
cars. | d. | People will be able to drive across the park instead of around it saving
time. |
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5.
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About a third of all electricity generated in
Tennessee comes from nuclear power plants.
Which statement explains the most likely intended benefit for using
nuclear power as a source of electricity?
a. | Nuclear power plants do not
increase air pollution like coal power plants. | b. | It is difficult to dispose of nuclear
waste. | c. | Accidents at nuclear power plants can result in a lot of environmental damage
| d. | Nuclear power plants are
very expensive to construct. |
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6.
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Engineers designed a new construction material. When a strong enough force is
applied to this material, the material turns red. This change in color is intended to warn people
that the material has reached a breaking point.
Which situation would best show that
the new material provides a benefit?
a. | When used in a building, the material changes colors in different levels of
light. | b. | When used in a bridge, the material remains for a long time without changing
color. | c. | In a laboratory test, the material fails to change color. | d. | At a construction
site, the color change allows workers to move to a safe area. |
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7.
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Ethanol is an automobile fuel made from corn. It is used to reduce the use of
fossil fuels. | Ethanol Fuel
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Which of these is an unintended consequence
of using ethanol instead of gasoline?a. | reducing consumers’ need for fossil fuels. | b. | increasing the
number of jobs available in agriculture. | c. | increasing demand of corn that leads to a rise
in food prices. | d. | reducing the amount of gases that could harm the
environment. |
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8.
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Wind power is one option used to reduce the use of
non-renewable fossil fuels.
Select the answer
below that shows one intended benefit of wind power plant technology and one unintended
consequence as well.
a. | Benefit: Wind plants damage the ozone more than other types of power
plants
Unintended Consequence: Wind plants are less expensive that other power
plants | b. | Benefit: Increase in air pollution
Unintended Consequence: Decrease
in water pollution | c. | Benefit: Wind is a renewable
resource
Unintended Consequence: birds are being killed by the moving
blades | d. | Benefit: Wind plant construction workers earn an income when building
the plants
Unintended Consequence: Increase in water
pollution |
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9.
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Almost half of the
electricity generated in the United States comes from power plants that burn coal.
Which statement explains the most likely intended benefit for using coal as a source of
electricity?
a. | Coal is plentiful and
inexpensive compared to other power sources. | b. | Some types of coal mining cause harm to the
environment. | c. | Burning coal releases gases into the air that leads to acid
precipitation. | d. | Coal is a resource that occurs naturally on
Earth. |
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10.
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Social media is very popular, but with all
technology there are benefits and drawbacks.
Which of these is
most likely an unintended consequence of modern online social media websites such as Facebook,
Tumbler, and/or Instagram?
a. | People will more easily be
able to share important events with their families | b. | Relatives that live far away from each other will better be able to stay in touch | c. | Less privacy since people and companies can view
your posts and pictures | d. | Teenagers will find it easier to share pictures with their friends
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