Ch 5, 6th Grade Question Preview (ID: 40942)


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Which is NOT something that determines the type of fossil fuel that is formed?
a) the type of organic matter
b) the temperature and the pressure
c) the continent the organism came from
d) the length of time that the organic matter was buried

Which kind of fossil fuel was formed from the remains of swamp plants?
a) coal
b) oil (petroleum)
c) natural gas
d) both oil and natural gas

Deposits of oil and natural gas get trapped under layers of
a) coal
b) impermeable rock
c) sand
d) bones

Which is an advantage of fossil fuels?
a) they are renewable
b) they are cheap and easy to transport
c) they are non-polluting
d) all of the above

How does the energy released in fission generate electricity?
a) it creates an electric current when the atoms split
b) it heats water to steam, which turns a turbine
c) the atoms flying everywhere hit the blades of a turbine
d) it releases magnetic waves that turn a turbine

How much of our energy does the US get from fossil fuels and nuclear power?
a) 50%
b) 72%
c) 22%
d) 93%

Using design elements like large south-facing windows to capture the sun's energy is part of
a) active solar energy
b) passive solar energy
c) negative solar energy
d) residual solar energy

Which is NOT an example of biomass energy?
a) burning uranium
b) burning wood
c) ethanol
d) biodiesel

An advantage to using renewable resources is
a) they won't run out
b) they are all available in the US
c) most don't pollute or emit very little pollution
d) all of the above

Some renewable resources are limited to certain areas.
a) true
b) false
c)
d)

Why did the forests get cut down in the US?
a) fuel
b) development
c) agriculture
d) all of the above

Which of the following can occur because of deforestation?
a) contaminated runoff
b) toxic waste
c) change in global climates
d) all of the above

What does the body use air for?
a) providing energy for your cells
b) giving nutrients to your cells
c) keeping you hydrated
d) none of the above

When nitrogen and sulfur compounds react with water in the atmosphere, ___ is formed.
a) smog
b) acid precipitation
c) volcanic eruptions
d) nothing harmful

How much of the Earth's water is freshwater?
a) 1%
b) 3%
c) 97%
d) 52%

Which is a way to conserve water?
a) turn off the water when brushing your teeth
b) plant tropical plants that require lots of watering
c) run dishwashers when they're partially full
d) all of the above

What powers the turbine in a geothermal power plant?
a) wind
b) water
c) steam
d) lava

Resources that are used faster than they can be replaced by natural processes are
a) renewable
b) nonrenewable
c) fuel resources
d) geothermal resources

Nuclear power plants split uranium atoms in a process called
a) fission
b) fusion
c) reaction
d) hydration

Nuclear power produces no waste
a) true
b) false
c)
d)

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