Explore Renewables: Grades 9-12
- 1.Most of the energy we use today in the United States comes from ________________.
- A.
Fossil fuels (coal, oil, and natural gas)
- B.
The sun
- C.
Wind
- D.
Biomass
- 2.How is electricity generated?
- A.
Copper wire spinning around a magnet
- B.
Steam causing a turbine to rotate
- C.
Flowing water forcing a turbine to spin
- D.
All of the above
- 3.What is the difference between solar thermal and solar photovoltaic energy?
- A.
Solar photovoltaic panels can be installed on a roof while solar thermal panels cannot
- B.
Solar thermal uses the heat from the sun to make electricity (or heat up water) and solar photovoltaics uses light from the sun to make electricity
- C.
Solar phototovoltaics can be used to make electricity, but solar thermal cannot
- D.
Solar photovoltaics is a renewable source of energy, but solar thermal is not
- 4.Which of the following is a barrier to using more renewable sources of energy?
- A.
There isn’t enough possible renewable energy to serve human needs
- B.
Biofuels require a lot of land and resources
- C.
Modern wind farms aren’t financially competitive with fossil fuel power plants
- D.
Oceans are too large for tidal power to be effective
- 5.What is "distributed generation?"
- A.
Generating electricity from many small sources that are located close to customers
- B.
A way to make electricity from algae found all over the world
- C.
Generating electricity from a few large power plants located far away from customers
- D.
Using long power lines to deliver electricity from coal power plants to keep pollution away from populated areas
- 6.Which of the following is a barrier to storing energy from renewable sources?
- A.
Fuel cells pollute the atmosphere
- B.
Today's energy batteries are expensive and heavy
- C.
Scientists have not discovered any creative ways to store energy
- D.
None of the above
- 7.What is a "smart grid?"
- A.
A type of fence that helps fish avoid hydroelectric dams
- B.
A modern electrical grid that uses information technology to improve the efficiency and reliability of electricity production and distribution.
- C.
The best way to arrange solar panels on a roof
- D.
A map of all the geothermal hotspots in the United States
- 8.If we took away all of the current energy efficiency standards for buildings and appliances, we would need ________________ energy?
- A.
More
- B.
The same amount of
- C.
Less
- D.
The same amount but different forms of
- 9.True or false: We'll need a combination of renewable energy sources to move forward with a secure, sustainable energy supply.
- A.
True
- B.
False, our only way of reducing carbon dioxide emissions and slowing down climate change is to find one source of renewable energy that can cover all of our energy needs
- 10.Which of the following energy strategies will help ensure a long and healthy future for ourselves and our planet?
- A.
Energy efficiency
- B.
Demand response
- C.
Renewable energy
- D.
All of the above. This combination of strategies is called "Integrated Demand Side Management."
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