Exam 20: Sustainable Energy

Evaluate the use of biomass, hydropower, wind, and geothermal energy as potential large scale energy sources.In your evaluation provide the pros and cons and the context for which each energy source would best work.

Energy efficiency is a measure of

United States companies currently dominate the $1 billion (US) per year market of wind technology.

Some highly efficient turbines can be submerged directly in a river and require only _______ to operate.

The quickest and easiest way to save money on energy bills is to

Wind energy is an option that has few global supporters.

A(n) __________________ is used to remove hydrogen from various fuels to be used in fuel cells.

Geothermal energy uses ________ to produce usable heat or electricity.

Tidal power stations operate by using

Ocean thermal electric conversion (OTEC) uses _________ to produce usable energy.

Since the 1920s, hydropower production has

Which of the following is NOT a drawback of using windmills for energy?

The most effective technology developed so far to produce solar energy concentrated enough to run an industrial furnace or turbine is to use

Capturing waste heat in a thermal-electric plant can increase efficiency from 30 percent to 80 or 90 percent.

Which of the following is NOT normally considered a biomass fuel?

Amorphous silicon collectors are currently being used in

A glass greenhouse on the south side of a building is an example of

Improving standards of living have been repeatedly demonstrated to require increased energy consumption.

Most of our energy waste in North America results from

Photovoltaic cells work because solar energy striking their surface