Wind power

Which country produces the most power with wind sites ?

• United States.

• Germany.

• China.

• Netherlands.

Wind energy is a renewable source of energy.

• True.

• False.

Tags

NGSS.MS-ETS1-3

NGSS.MS-PS3-3

Which of these is not a part of a modern wind turbine ?

• A gearbox.

• A nacelle.

• A compressor.

Who invented the first electricity-generating wind turbine ?

• The French engineer Georges J. M. Darrieus.

• The American inventor Benjamin Franklin.

• The American inventor Charles F. Bush.

• The Scottish engineer James Blyth.

Tags

NGSS.HS-ESS3-1

NGSS.HS-ESS3-2

How many blades does a modern wind turbine have ?

• Four blades.

• Three blades.

• One blade.

• Ten blades.

Wind energy is the most expensive energy in the world.  

• True.

• False.

Tags

NGSS.HS-ESS3-2

NGSS.HS-ETS1-3

How do wind turbines affect the environment ?

• It cuts the clouds. This affects the water cycle.

• Birds and bats may be injured.

• The wind turbines emit carbon dioxide.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

By what part do you increase the speed by a factor 100 ?

• A gearbox.

• A nacelle.

• A compressor.

Tags

NGSS.MS-ETS1-2