Five Facts - Wind Power

The video explores five fascinating facts about wind power, starting with the historical use of windmills for mechanical energy. It highlights the efficiency of modern wind turbines, which can power hundreds of homes and reduce carbon emissions. The video also discusses the impressive size of wind turbines and the development of the largest wind farm in China. Finally, it introduces the innovative concept of airborne wind turbines, which harness stronger winds at higher altitudes. The video concludes with a recap of these key points.

When was the first use of wind turbines to generate electricity?

• 1800

• 1900

• 1887

• 2000 BC

How many homes can a single wind turbine power on average in America?

• 500 homes

• 460 homes

• 300 homes

• 200 homes

What is the approximate length of a wind turbine blade?

• 100 feet

• 250 feet

• 170 feet

• 200 feet

Where is the largest wind farm in the world being constructed?

• India

• USA

• Germany

• China

What is a unique feature of the new airborne wind turbines?

• They are smaller than traditional turbines

• They float in the air

• They are powered by solar energy

• They are used only in deserts