Earth Science: Geology, the Environment, and the Universe

Section 1: Conventional Energy Resources

Conventional Energy Resources

1
What type of fuel is being mined in the figure?
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A)fossil
B)wind
C)solar
D)nuclear
2
Where does most energy on Earth come from?
A)the Sun
B)the Moon
C)the decay of radioactive elements
D)coal
3
Wood is used by __________ people throughout the world as the primary source of fuel for heating and cooking.
A)1 million
B)9 billion
C)100 million
D)1.5 billion
4
A(n) __________ is a model that shows how energy from the Sun is used by producers and consumers.
A)environment
B)food chain
C)traditional fuel
D)ecosystem
5
What slows the decomposition of organic matter in a bog?
A)basic water and high oxygen levels
B)acidic waters and low oxygen levels
C)acidic waters and high oxygen levels
D)basic water and low oxygen levels
6
Why do scientists interpret crude oil to have originated from once-living organisms?
A)Sedimentary rocks associated with crude oil contain living organisms.
B)acidic waters and low oxygen levels
C)acidic waters and high oxygen levels
D)all of the above
7
Many different types of fossil fuels exist, but they all originated from __________.
A)metamorphism and partial decomposition of plants
B)anthracite coal
C)ocean sediments
D)organic matter trapped in sedimentary rocks
8
What compound can be added to gasoline to make it burn more cleanly?
A)carbon dioxide
B)methane
C)ethanol
D)hydrogen peroxide
9
What type of coal burns the most efficiently?
A)bituminous
B)anthracite
C)peat
D)lignite
10
What type of compounds make up crude oil?
A)iron and carbon
B)silica and hydrogen
C)hydrogen and carbon
D)oxygen and carbon
11
What are fuels?
A)food produced by photosynthesis
B)plants only
C)consumers in an ecosystem
D)materials burned to produce heat or power
12
Which part of this diagram keeps all the fuel contained?
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A)D
B)C
C)A
D)B
13
What type of bacteria can partially break down organic matter in low-oxygen environments?
A)aerobic bacteria
B)methane
C)anaerobic bacteria
D)phytoplankton
14
How can coal be classified?
A)geologic period during which it formed
B)amount of pressure and time for formation
C)temperature of formation
D)type of biomass
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