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Natural Resources (Day 1) Flashcards | StudBud
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Natural Resources (Day 1)
Natural Resources (Day 1)
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Earth Science - Natural Resources, beginning of resources unit
Flashcards
12 cards
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Practice quiz
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Questions
12
Answers
1
Coal, oil, minerals, and metal ores are -
Used to replenish the environment
Renewable Resources
Critical to modern to society
Unnecessary resources
2
Renewable or nonrenewable? *Energy from the Sun*
Renewable
Nonrenewable
3
Renewable or nonrenewable? *Coal*
Renewable
Nonrenewable
4
In order for a resource to be classified as nonrenewable, it must -
exist in fixed amounts
replenish quickly
exist for use with nonliving things
replenish in nature only
5
In order for a resource to be renewable, it must -
replace within 100 years
replace after it's all used
replace at a rate close to its rate of use
replace itself immediately
6
Are minerals renewable or nonrenewable?
Nonrenewable
Renewable
7
Each US citizen uses approximately ___ pounds of materials each year.
40
40,000
5
4 million
8
What is silicon used for?
fiber optics and computer parts
building materials
clothing
food
9
Materials supplied by nature are called -
Environment
Earth's surface
Mountains
Natural Resources
10
Renewable or nonrenewable? *Natural Gas*
Nonrenewable
Renewable
11
Earth's most important natural resources are -
Air
All of the above
Sunlight
Water
12
Renewable or nonrenewable? *Trees*
Nonrenewable
Renewable
