Wind Energy and Turbines Concepts

What are wind turbines used for?

• To make loud noises

• To run fans and other devices

• To scare animals

• To create strong winds

Which of these is a limited source of energy?

• Solar power

• Wind energy

• Coal

• Hydrothermal energy

What happens if we use too much coal, oil, and natural gas?

• The world will become cleaner.

• These sources will last forever.

• The world will come to a standstill.

• We will find new sources easily.

Which of these is NOT a renewable source of energy mentioned in the video?

• Solar panels

• Atomic energy

• Natural gas

• Wind energy

Why is wind considered a good source of renewable energy?

• It is very expensive.

• It is not available everywhere.

• There is a lot of air in the environment, and it renews every day.

• It makes a lot of noise.

How did humans first use wind power a long time ago?

• To power cars.

• To sail boats and ships.

• To fly airplanes.

• To light up houses.

What did architects use wind for in buildings in ancient times?

• To make buildings taller.

• To create wind-driven natural ventilation.

• To power elevators.

• To make buildings spin.

What were traditional windmills commonly used for?

• To generate electricity.

• To pump water and grind grains.

• To fly kites.

• To dry clothes.

Who built the first cloth-sailed wind turbine to generate electricity?

• Thomas Edison

• Alexander Graham Bell

• Professor James Blyth

• Marie Curie

What was the first wind turbine built by Professor James Blyth used for?

• To power a factory.

• To light up his cottage.

• To pump water for his farm.

• To grind grains for his family.