Wind Power

_________ convert the energy of the wind into electricity.

• wind turbines

• hot air balloons

• wind mills

• solar cells

Wind power is ... (choose 2)

• energy derived from the wind

• always available

• used to produce electricity

• has no disadvantages

What is a wind farm?

• A farm that uses windpower

• Wind turbines grouped together in an area

• A plant that produces energy to move wind turbines

• A farm that produces wind

The basic elements of wind turbines are:

• blades, shafts, gears and generators

• towers

• blades

• gears and blades

What is a disadvantage of wind turbines?

• They pollute the air.

• They do not pollute

• They produce noise and may harm some animals

• They are "green" energy

Tags

NGSS.MS-LS2-4

What type of energy resource is wind?

• Nonrenewable
• Renewable
• Exhaustible 

How is wind caused?

• There's a giant fan in Afghanistan where it cools the earth

• Unequal heating of the Earth's surface

• When clouds cover a certain area of the Earth

• Hot air rises and further warms the atmosphere

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

How can wind turbines affect the environment?

• Birds and bats may be injured (and ecosystems are thus affected)

• They decrease cloud formation - which affects the water cycle.

• Turbines crash into trees around them which damages the turbine and tree.

• They have no affects on the environment.

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-4