ENERGY!
SOLUTION
Open pit and strip mining are ways to extract __
COAL
__ power harnesses the power of the ocean
WAVE
The Dutch are famous for harnessing the power of the __
WIND
A campfire uses __ for fuel
WOOD
__ energy comes from the sun
SOLAR
The use of __ engines made trains a popular mode of transportation
STEAM
At one time, __ wheels were used to grind grain
WATER
Commercial vehicles, like trucks, use this type of fuel
DIESEL
Gasoline, coal, oil and natural gas are considered __ fuels
FOSSIL
A __ vehicle combines a small gas engine with an electric motor
HYBRID
Household energy needs vary by the __ of the area
CLIMATE
A __ is what heats a house
FURNACE
This country is well known for its geothermal resources
ICELAND
__ waste can remain dangerous for thousands of years
NUCLEAR
__ grills are becoming more popular than charcoal
PROPANE
The most common type of fuel used to power automotive engines
GASOLINE
Cars that run on __ get better mileage, but cost much more
HYDROGEN
These come in many sizes: AA, AAA, C, D
BATTERIES
Energy-__ items use less power for the same performance
EFFICIENT
A __ is a machine that produces electrical power
GENERATOR
Wind, water, solar energy and timber are __ resources
RENEWABLE
Engines are rated by their torque and __
HORSEPOWER
Proper __ keeps a house warm in the winter and cool in the summer
INSULATION
A __ __ fireplace is pretty to look at and there is less mess
NATURALGAS
__ is what runs our appliances and lights, among other things
ELECTRICITY
Energy __ focuses on using less resources in daily life
CONSERVATION
__ batteries are a good way to save money and reduce waste
RECHARGEABLE
Dams provide this kind of energy
HYDROELECTRIC
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