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Hydroelectric videos

Energy lab | How does hydro work?

  1. Hydroelectric power accounts for how much global energy?
  1. How does potential energy turn into kinetic energy in hydroelectric power?

3. The reservoir of water behind a hydroelectric plant best describes which type of energy?

4. What type of emissions are produced when running a hydroelectric plant?

5. Where are the most productive new hydroelectric sites in the developing world?

6. What are the drawbacks of building hydroelectric dams in developing countries?

Tidal Reading

infobook | Hydroelectric (last page)

  1. What is illogical about ocean energy if harnessing the energy is easy?

2. Why is location a limiting factor for tidal energy?

3. Describe disadvantages of tidal power:

4. Describe advantages of tidal power:

5. How does a tidal barrage work?

Hydrogen Reading

infobook | Hydrogen

1. Why is hydrogen one of the most promising energy carriers for the future?

2. Why must hydrogen gas be manufactured?

3. What is the most cost effective way to produce hydrogen? What is an environmental issue with this method?

4. What is the most expensive way to produce hydrogen?

5. Most hydrogen produced in the United States is used for what?

6. A hydrogen fuel cell consists of what?

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Biomass videos

energy lab | Biomass pros and cons

  1. What are examples of biomass that we have burned many thousands of years ago?
  1. How much of our global energy comes from burning biomass?
  1. What is a disadvantage of burning wood?
  1. Burning biomass inside a wood hut for an hour is the equivalent of smoking how many cigarettes?
  1. How is burning crop waste for energy carbon neutral?

ENERGY lab | Biofuel Basics

  1. What are the two main kinds of biofuels?
  1. How are biofuels carbon neutral?
  1. What’s the biggest challenge of biofuels?
  1. What are the three major requirements for producing biofuels?

Energy 101 | Biofuels

  1. Biofuels are ______fermented into ______
  1. Plant oil and what protista are turned into diesel?
  1. What country has been the most successful with biofuels?
  1. Why are perennial grasses very promising as a future biofuel?
  1. What will be the limiting factor to supply fuel for transportation with cellulosic biofuels?

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Solar videos & reading

Infobook | Solar

  1. What type of energy is emitted into space from the sun?
  1. What percentage of the sun’s energy that hits Earth is reflected back into space?
  1. Solar energy grew until the mid 1950’s- what replaced solar growth?
  1. Solar energy collection depends on what conditions?
  1. What makes a passive solar home different than an active solar home?
  1. What is an environmental concern with manufacturing photovoltaic cells?
  1. What is an environmental concern with large solar thermal farms?

energy Lab |how solar works

  1. Solar panels can convert what percentage of solar output to electricity?
  1. Describe the two layers in a solar panel:
  1. What is the greatest challenge of solar panels?
  1. Explain how solar heat can produce energy:
  1. What are two things that can limit solar energy collection?

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wind videos & Reading

infobook | Wind

  1. Wind is considered renewable as long as this is available on Earth:
  1. Wind speed is measured with what type of gauge?
  1. What are the three basic parts of a wind turbine?
  1. Wind turbines are most efficient with winds at least this speed:
  1. What are the best locations for wind farms?
  1. What is an environmental consideration when siting a wind farm?
  1. What is the capacity factor for wind turbines? Why is that?

Energy101 | Wind

1. Why is wind the fastest growing renewable energy? (5 things)

2. What are the disadvantages of wind power (2 things)

3. What type of power source is used as a back up if there is no wind?

Energy lab | How does wind work

1. Why does Texas have “good wind?

2. What 6 attributes make Texas the biggest producer of wind power in the United States?

3. What is the primary environmental concern for wind farms?

4. Why is hydroelectric and natural gas used as a backup energy source?

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Geothermal Videos & Reading

infobook | geothermal

  1. Geothermal energy comes from the heat within the Earth. What are estimates of the core temperature of the Earth?
  1. Is geothermal energy renewable or nonrenewable?
  1. Where are the hottest geothermal regions?
  1. The Ring of Fire resides in which ocean?
  1. How do flash steam plants work?
  1. Aside from producing electricity what are 4 other ways geothermal energy is used?

Energy lab | geothermal options

1. Geo means: ______and thermal means: ______

2. Geothermal can be used to make ______, ______and sometimes ______

3. Why is geothermal not widely available?

4. Explain how geothermal energy can be hydraulically fractured:

  1. What is the constant temperature just below the surface in the United States?

7. How can we capture that temperature?

8. What are 3 advantages to geothermal energy?

switch | geothermal options

1. How hot is the water that produces steam that feeds into the geothermal power plant?

2. How many people can the Hellisheidi plant power per year?

3. What chemicals are used in geothermal energy production?

4. What is the “white mud” made of in the Blue Lagoon?

5. Why is geothermal energy more powerful/concentrated in places like Iceland and California?

6.The average power density of geothermal is ______times less than solar energy

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