IT WOULD BE GREAT IF YOU KNOW ANYYY ANSWERS TO ANY OF THESE QUESTIONS! THANKS!
vvvv
1. Which is the term for multiple photovoltaic cells linked together to receive a higher energy input from the sun?
A. Solar power station
B. Passive solar system
C. Fuel cell system
D. Photovoltaic array
2. Stone walls warmed by the sun were used by the French and English to
A. warm their cattle barns.
B. heat water for cooking and washing.
C. collect solar energy for storage.
D. extend the growing season.
3. A measure of human impact on the planet that is based on the emission of carbon-based greenhouse gases, such as carbon dioxide, is called a carbon footprint.
True
False
4. How are tidal turbines like modified wind turbines?
A. Tidal turbines are wind turbines over the water.
B. Tidal turbines are turned by tides under the water.
C. Tidal turbines are modified to produce electricity.
D. Tidal turbines do not produce electricity.
5. One focus of research for the development of biofuels is how to make the cellulose of plants easier to digest by
A. manipulating their DNA.
B. improving strains of bacteria.
C. hybridizing two different plants.
D. growing plants near PV cells.
6. You have probably seen photos of windmills out in remote parts of the old west, and even modern windmills in ranchers’ pastures. Which is the best inference about how this wind-capturing technology is used?
A. Windmills use wind to generate electricity for homes and businesses.
B. Windmills drive manual pumps to bring water to tanks for livestock.
C. Windmills create a breeze to cool the area near ranches.
D. Windmills energized the pumps for oil wells in the old west.
7. Which type of energy in waves and tides is converted to electrical energy?
A. Chemical
B. Gravitational
C. Electromagnetic
D. Mechanical
8. There are three major considerations when restructuring our energy portfolio. Two of them are: • Assess the demand for energy. • Know what is available and appropriate in different areas. What is the third consideration?
A. Review economic hardships brought about by reducing fossil fuel use.
B. Research new technologies for extracting oil.
C. Think about the impact each energy source has on the planet.
D. Choose the energy option that is easiest to market to people.
9. Which part of a fuel cell provides energy to a device?
A. Anode
B. Cathode
C. Electrons
D. Protons
10. The type of nuclear reaction in the sun is called nuclear fission, which is the same type that produces nuclear power in reactors here on Earth.
True
False
11. What is one limitation to harvesting solar energy from a solar array or solar power plant?
A. The energy costs nothing.
B. It is a nonrenewable source of energy.
C. They require large amounts of land.
D. They emit particulate pollution.
12. How is hydrogen gas like gasoline and ethanol? In what very important way, with regard to global climate change, is hydrogen gas different from carbon-based fuels?
Only 200 characters are allowed
13. Which of the following could be a significant issue to be addressed during the development of nuclear fusion energy?
A. Disposing of the radioactive waste produced
B. Dealing with atmospheric byproducts
C. Shielding nearby communities and wildlife from gamma radiation
D. Reducing the area needed to install a nuclear fusion power plant
14. Imagine a field of tidal turbines along a coastline where whales have been sighted frequently. Which is not a way in which a tidal farm could affect the whales?
A. The blades could confuse them.
B. The electrical field could alter their migration patterns.
C. The motion might drive their food source away.
D. The turbines could change the direction of ocean currents.
15. Fuel cells have a limitation that is self-defeating as an alternative energy source. In addition to expense, which of the following is a limitation of hydrogen fuel cell technology?
A. It is not available everywhere.
B. It is not very efficient.
C. It uses fossil fuels as a source of hydrogen.
D. It emits a particulate pollution.
16. Earth’s mantle exists under the surface everywhere on Earth, and geothermal energy is derived from the heat in the mantle. Explain why, despite these facts, geothermal energy is not available everywhere.
A. Many populations do not have the resources to run geothermal plants.
B. In some areas, the heat of the mantle is too deep to reach.
C. Many people are opposed to the use of a risky way to get energy.
D. Some areas do not have water resources to make steam.
17. By increasing our use of renewable resources, we can decrease our use of fossil fuels and
A. increase our carbon footprint.
B. extend the time fossil fuels will be available.
