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WorksheetsCH 25 Earth Putman
Total questions: 16
Worksheet time: 8mins
Name
Class
Date
1.
_____________________ are materials that are consumed to produce energy.
a)
Fuels
b)
thermophiles
c)
thermophobes
2.
_____________ ______ are fuels that derived from living things, mainly plant life.
a)
biometrics
b)
living fossil
c)
Biomass fuels
3.
_________________ are chemical compounds that are made up of hydrogen and carbon. They are the product of the combination of carbon dioxide and water during photosynthesis.
a)
Hydroelectric
b)
hydroponics
c)
carbohydrates
d)
Hydrocarbons
4.
Four sources of biomass fuels are
a)
oil, natural gas ,methane and ethane
b)
coal, solar energy, hydroelectric and wave technology
c)
wood, field crops, fecal material and peat.
5.
_____________ fuels are energy sources that formed over geological time as a result of the compression and incomplete decomposition of plants and other organic matter.
a)
solar
b)
Fossil
c)
nuclear
6.
___________ is formed from peat that is compressed over millions of years. It is the most abundant of all fossil fuels on earth.
a)
oil
b)
methane
c)
natural gas
d)
Coal
7.
The two types of __________ energy is passive and active solar heating.
a)
nuclear
b)
hydroelectric
c)
solar
d)
wind
8.
______________ are made up of two layers of two types of silicon that absorb sunlight and converts it to electricity.
a)
solar panels
b)
wind mills
c)
electrical circuits
d)
Photovoltaic cells
9.
___________________ power is generated by converting the energy of moving water into electricity.
a)
Hydroelectric
b)
solar
c)
wave
d)
wind
10.
Energy that is naturally produced by heat, steam and hot water is called _____________energy.
a)
geothermal
b)
hydroelectric
c)
nuclear fission
d)
nuclear fussion
11.
____________ is produced by fermenting corn and other crops and distilling them to produce alcohol.
a)
Ethanol
b)
methane
c)
biomass fuel
12.
_______________ can be manufactured from vegetable oil, animal fats and restaurant greases.
a)
Biodiesel
b)
Biomass
c)
Methane
d)
hydroelectric
13.
________________ are large chain molecules that contain hydrogen and carbon bonds only.
a)
hydroelectric
b)
geothermal
c)
Hydrocarbons
14.
Energy sources that form over a long time as a result of the compression and incomplete decomposition of plants and other organic matter is called ________________ fuel.
a)
geothermal
b)
hydroelectric
c)
biomass
d)
fossil
15.
The amount of work produced compared to the amount of energy used is called energy ____________.
a)
code
b)
efficiency
c)
management
d)
flow
16.
The simultaneous production of two usable forms of energy is called _______________.
a)
coenergy
b)
complimentry
c)
synergy
d)
cogeneration
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