Envirothon Renewable

Which is not a form of biomass?

• Coal
• Ethanol
• Charcoal
• Manure

A hydroelectric power plant's rate of electricity generation depends on
I. The flow rate of the water
II. The vertical distance the water falls
III. The amount of water behind the dam

• I only
• I and II only
• II only
• I and III only

Which renewable energy sources has become cost competitive with fossil fuels?

• Tidal
• Geothermal
• Wind
• Solar photovoltaic

Which is an application of passive solar technology?

• Photovoltaic cells
• Heat pumps
• Solar Water Heating
• Solar ovens

Which of the following is not a method of generating hydroelectricity?

• run-of-the-river
• water impoundment
• tidal systems
• ground source pumps

What is the primary energy created by Photovoltaic systems?

• light energy
• heat energy
• electrical energy
• mechanical energy

Which is the fastest growing source of electricity in the country?

• wind
• solar
• hydroelectric 
• biomass

Wind energy is caused by the uneven ___ of the atmosphere by the sun.

• Heating
• Cooling
• Distribution
• Gravity

How does biomass reduce our carbon footprint by producing less CO2 than fossil fuels?

• Plants absorb the same amount of CO2 that is released when it is burned.
• Plants remove CO2 from the atmosphere and put it permanently into the ground.
• Biomass filters CO2 to make it more environmentally stable.
• Biomass doesn't release any CO2 when burned.

Which of the following sources of energy will run out first?

• Solar
• Nuclear
• Biomass
• Fossil Fuels