What is the primary reason road salt is used in the United States during winter?

Environmental Impact of De-Icers

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Science
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6th - 10th Grade
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Hard

Mia Campbell
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To increase the speed of vehicles
To improve traction and reduce accidents
To prevent cars from overheating
To enhance the aesthetic of roads
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does road salt prevent ice from forming on roads?
By absorbing moisture from the air
By creating a thermal barrier
By lowering the freezing point of water
By reflecting sunlight
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a major environmental concern associated with the use of road salt?
It increases air pollution
It causes soil erosion
It attracts wildlife to roads
It can corrode metal pipes and cables
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is sand considered a less effective alternative to road salt?
It is more expensive than salt
It clogs sewers and doesn't melt ice
It melts ice too quickly
It causes more accidents
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a benefit of using urea as a de-icer compared to road salt?
It works at higher temperatures
It is cheaper to produce
It is less harmful to animals
It is more corrosive
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does beet juice enhance the effectiveness of road salt?
By increasing the salt's weight
By changing the color of the ice
By lowering the freezing point further
By making the salt more visible
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a downside of using beet juice as a de-icer?
It is more corrosive than salt
It can stain roads permanently
It can deplete oxygen in water bodies
It attracts insects
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