Generating Electricity

Which of the following is a Con for hydroelectricity?

• Destroys habitat

• Decimates natural salmon migration routes

• Disturbs flooding cycles and nutrient deposition

• All are Cons for hydroelectricity

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5

_________ energy uses the kinetic forces of waves to generate electricity

Tags

NGSS.MS-PS4-1

Uses the energy from water stored in a lake

• Tidal

• Hydroelectric

• Coal

• Solar

Wind power is ... (choose 2)

• energy derived from the wind

• always available

• used to produce electricity

• has no disadvantages

_________ convert the energy of the wind into electricity.

• wind turbines     

• hot air balloons

• wind mills

• solar cells

Tags

NGSS.MS-ETS1-1

 This is ..

• a horizontal axis wind turbine    

• a big fan

• a vertical axis wind turbine

• an egg beater

This is ..

• a horizontal axis wind turbine    

• a big fan

• a vertical axis wind turbine

• an egg beater

Why is solar energy considered renewable energy?

• It's cheaper than fossil fuels

• The sun's energy would not run out for billions of years
  

• Solar energy recharges batteries

• All of them

Tags

NGSS.MS-PS3-3

_____________ power is electricity produced by flowing water.

• Solar

• Wind

• Hydroelectric

• Biomass

A _ energy source can be replaced faster than it is being used.

• renewable

• nonrenewable

• unsustainable

• synthetic