Chapter 17 & 18

What is the fastest growing renewable energy?

• Solar

• WInd

• Geothermal

• Hydro

What is a difficulty of wind energy?

• Takes a while to build

• Expensive

• Takes up a lot of space

• Transportation of energy

What do most developing countries use as biomass fuel?

• Wood and dung

• Coal and oil

• Water and wind

• Plants and animals

How does hydroelectricity work?

• Water heats up a generator

• Water spins a turbine

• Water boils and produces steam

• Water conducts electricity

What type of resource uses earth's inner heat?

• Hydro

• Solar

• Geothermal

• Wind

What is the percentage of energy put into a system that does useful work?

• Energy conservation

• Energy re-use

• Cogeneration

• Energy efficiency

What is not a difficulty with hydrogen as a fuel source?

• Hard to produce

• Abundant

• Expensive

• Causes pollution

This fossil fuel is produced from ancient plants buried in swamps and covered in sediment

• Coal

• Oil

• Natural Gas

• Methane

This fossil fuel is produced from the decay of marine organisms

• Coal

• Oil and natural gas

Most of the energy consumed in the u.s is for what purpose

• Home

• Transportation

• Heating

• Industrial