What is wind power?
Power created by changing the energy of the wind into a useful form of energy
What is hydroelectric power?
Power from moving water
What is solar power?
Power from the sun's rays
How does wind power affect ND people?
Powers homes, no air/water pollution, helps ND economy, provides jobs
What are limitations of wind chargers?
Not enough power for large electrical devices, Needed batteries, Some required gasoline generators
What is a penstock?
The pipe in a dam that leads from the reservoir to the turbine, creating the waterfall effect
How does solar power benefit cattle in ND?
It provides water pumps which keeps cattle hydrated and healthy
What is ND's rank in sunlight hours along the Canadian border?
1st
What were wind chargers used for?
As water pumps, then for small electrical devices
What is the only hydropower source in ND?
Garrison Dam
What are two uses for solar energy in homes?
Generate electricity and for hot water heaters
Where does ND rank for installed wind capacity?
9th
What are "Dino Tails"?
The rake-like attachments on wind turbine blades to help cut down on noise and make the turbines more efficient
What is the reservoir for the Garrison Dam?
How long does it take for solar energy to reach Earth?
8 minutes
What is the length of Lake Sakakawea?
178 miles
What is the Beaufort Scale?
The scale created by Francis Beufort to measure the wind speeds to know how much of the sails were needed on ships
What percentage of electricity comes from the Garrison Dam?
5%
How many solar-powered water pumps are owned by Verendrye Electric Cooperative?
260+
What percentage of ND's power comes from wind?
20%