Hydropower Quiz - by Tr shweyee

What is hydropower also known as?

• Solar power

• Hydroelectricity

• Geothermal power

• Wind power

Why is hydropower considered a renewable energy source?

• Because it uses fossil fuels

• Because it is expensive to build

• Because it emits greenhouse gases

• Because it relies on water cycle renewed by the sun

What is one of the first uses of hydroenergy mentioned in the text?

• Heating homes

• Powering vehicles

• Generating electricity

• Mechanical milling such as grinding grains

What creates the gravitational force for turning the turbine in hydro dams?

• Wind power

• Solar power

• Water release from the dam

• Earth's rotation

What is the second form of hydroelectricity production mentioned in the text?

• Run of river

• Dams

• Solar power

• Wind power

What is the size range for small hydro plants in terms of power output?

• Less than 1 kilowatt

• Greater than 30 megawatts

• 100 kilowatts to 30 megawatts

• Less than 100 kilowatts

What is the power output of the Hoover Dam in the United States?

• 100 megawatts

• 5000 megawatts

• 500 megawatts

• 2074 megawatts

What is one of the benefits of hydropower mentioned in the text?

• High greenhouse gas emissions

• Unreliable electricity production

• Cost competitiveness

• Limited water supply

What is one of the concerns associated with large dams in hydropower production?

• Increased wildlife habitats

• Decreased flood control

• Impact on local environment

• Reduced greenhouse gas emissions

What greenhouse gas is mentioned to be produced during construction of hydro plants?

• Carbon dioxide

• Oxygen

• Argon

• Nitrogen