WIND ENERGY

HOW DO WINDMILLS WORK?

• They face the three blades of the windmills towards the wind. The blades are
• Twisted so it catches the wind. the wind whirls around making the
• Blades on the windmill spin. The blades are connected to a generater that
• Converts the wind into useful energy.

HOW COULD THIS ENERGY SOURCE BE USED? CURRENT USES?

• It's current use it to make electricity.
• With the electricity you can turn on lights in buildings and factories.
• Can tell where the wind is blowing.
• Charges batteries. Helps pump water into the towers.

EFFECTS ON OUR ENVIRONMENT

• It's has an effect on animals. The blades are solid so birds can sit without being hit.
• Effected the noises. The windmills are really loud. Earlier windmills were louder than the ones we have now
• Safety concerns are mainly about the blades and how they kill things.
• Gives us energy for our lights and buildings so we can see.

IS WIND WIDLEY ACCEPTED TODAY?

• Wind energy is widely accepted today.
• About 86 countries use wind power to get energy.
• Some of them are the United States, United Kingdom, France, India
• Germany,Spain, China, Denmark,Portugal, and Italy
• That's just some examples of some that use wind energy.

POSITIVES

• Clean energy source that is renewable and reliable.
• Doesn't pollute the air. Because there's no fuel being burned to generate electricity.
• Wind doesn't cost anything.
• Windmills Take up only a little room.

NEGATIVES

• Kills 20-37thousand birds a year
• Propellers are too loud, and irritates the neighbors.
• Some carbon dioxide is released when people work with windmills
• Kills many animals
• Wind power doesn't create the same amount of energy all the time.