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47 Cards in this Set
- Front
- Back
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True or False?
About 20% of the world's energy comes from renewable resources. |
False
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True or False
Petroleum is thought to have formed by quick chemical changes buried under sand & clay in shallow coastal wetlands. |
False - NOT QUICK
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True or False
10% of the energy used by the US is from hydroelectric. |
True
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True or False
The US has some of the world's largest deposits of mineral resources. |
True
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Wind is the most reliable form of energy.
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False
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True or False
Radioactive waste must be stored away from living things for 1000's of years. |
True
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True or False
Water power is the most efficient way of producing electricity. |
True
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True or false
Are mineral resources renewable? |
False
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What is the main use of coal in the US today?
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Electricity generation
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Which energy source DOES NOT pollute the environment?
geothermal, nuclear, oil |
OIL
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What do you call water power, wind power, solar energy, geothermal energy that use no fuel and DO NOT POLLUTE?
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Renewable Resources
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Why do we mine mineral reserves if it is difficult and they are expensive?
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Because metals are useful and there is a great demand for them.
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What percent of the world's energy comes from nonrenewable energy sources?
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93%
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What fossil is obtained from shale?
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Oil
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Is gasoline made from a nonrenewable source?
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YES
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What 3 things does a windmill depend on?
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the speed of the wind
the length of the blades the efficiency of the windmill |
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Hydroelectric power generates electricity with what?
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water
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Which power source is most efficient for producing electricity?
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bituminous coal
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What fuel is commonly found with oil?
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natural gas
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What do scientists use to predict how long resources will last?
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reserves
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What NONMETALLIC mineral resources are frequently used in construction?
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sand and gravel
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What is in the core of a nuclear reactor?
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Nuclear fuel
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What are 3 ways of conserving nonrenewable resources?
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recycling materials, developing substitute materials, reducing waste
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What energy source depends on Earth's internal heat?
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Geothermal energy
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What are 3 examples of fossil fuels?
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coal, petroleum and natural gas
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What do you call all of the living and nonliving things at the Earth's surface?
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the environment
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What word describes how we can manage and protect natural resources?
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conservation
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Which energy source is likely to be abundant in California due to its position on a plate boundary?
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geothermal
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What energy resource is made possible by the volcanic activity in California?
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geothermal
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Geothermal energy is possible where there is...
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magma
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What do you call the protection, restoration, and management of natural resources?
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conservation
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What do you call the deposits of a mineral in ores that are worth mining at the present time?
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reserve
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A resource that can be replaced.
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renewable resource
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All of the resources, influences, and conditions at or near the Earth's surface.
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Environment
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Over millions of years, more sediments cover the lignite. What type of coal is this?
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bituminous
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Takes the longest to form. What type of coal is this?
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anthracite
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Swamp matter decays and is compacted over time.
What type of coal is this? |
peat
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Sedimentation and compaction of the peat force out water and gases.
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lignite
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Is this a renewable or nonrenewable resource?
Air |
renewable
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Is this a renewable or nonrenewable resource?
Sunlight |
renewable
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Is this a renewable or nonrenewable resource?
Uranium |
nonrenewable
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Is this a renewable or nonrenewable resource?
Crops |
renewable
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Is this a renewable or nonrenewable resource?
Coal |
nonrenewable
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What is a nonrenewable fuel that formed from the remains of organisms that lived long ago?
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fossil fuel
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To collect and reuse materials from waste is called what?
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recycle
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The valuable mineral, a metallic element, that can be separated from the rock in which it is found is called what?
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ore mineral
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What is a resource that exists in a fixed amount or is used up faster than it can be replaced in nature?
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a nonrenewable resource
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