Of all the energy on Earth, The Sun provides ___%, Commercial energy accounts for ___%.

• 99, 1

• 50, 50

• 90, 10

• 10, 90

Of the commercial energy used globally each year, how much is fossil fuels based?

• 99%

• 50%

• 75%

• 25%

Of the commercial energy used globally, how much is based on renewables (including biomass) ?

• 99%

• 50%

• 75%

• 20%

Water is pumped down an injection well to be heated

• Geothermal

• Solar Thermal

• Wave and Tidal

• Hydroelectric

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Focused sunlight on oil-filled pipes running through collectors

• Geothermal

• Solar Thermal

• Wave and Tidal

• Hydroelectric

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

kinetic energy in flowing water is used to spin turbines

• Geothermal

• Solar Thermal

• Wave and Tidal

• Hydroelectric

Tags

NGSS.MS-PS3-5

air moves across the blades of a turbine

• Geothermal

• Wind Power

• Wave and Tidal

• Hydroelectric

Tags

NGSS.MS-ETS1-2

NGSS.MS-ETS1-3

The world's fastest growing energy resource

• Geothermal

• Wind Power

• Wave and Tidal

• Hydroelectric

More than _____% of commercial energy used in the United States is wasted.

• 10

• 50

• 25

• 80

Tags

NGSS.MS-PS3-3

Consumers make economically and environmentally conscious decisions by considering _____ cost.

• life-cycle

• end of use

• disposal

• initial