From Windmills to Wind Turbines — Questions and answers

Read the full story

What happened when Ingrid touched the Encyclopedia's cover?

Choices

  1. The room dissolved in a swirl of golden light. ✓
  2. Her hair turned copper.
  3. The book glowed softly.
  4. The sun started setting.

Answer: The room dissolved in a swirl of golden light.

From page 3

Where did Ingrid and Felix find themselves after touching the book?

Choices

  1. In 1750 in the Netherlands. ✓
  2. In a vast, flat desert.
  3. In a modern city with tall buildings.
  4. In a forest full of trees.

Answer: In 1750 in the Netherlands.

From page 4

What was Isla's main problem with relying on the wind for power?

Choices

  1. It was unreliable. ✓
  2. She didn't have enough tools.
  3. Her dress was too simple.
  4. She was sweating too much.

Answer: It was unreliable.

From page 5

What angle did Smeaton find produced the most power for windmill sails?

Choices

  1. Around 18 degrees ✓
  2. Around 90 degrees
  3. Around 45 degrees
  4. Around 0 degrees

Answer: Around 18 degrees

From page 7

According to Isla, what is the key to modern wind turbines?

Choices

  1. The ability to move the turbine to follow the wind. ✓
  2. Using wood instead of metal for the blades.
  3. Making them smaller and lighter.
  4. Ignoring the power of angles.

Answer: The ability to move the turbine to follow the wind.

From page 8

What did Ingrid realize was important about windmills and wind farms?

Choices

  1. Capturing the wind's energy more efficiently. ✓
  2. Leonardo da Vinci loved water.
  3. Simple wooden sails are best.
  4. Wind is the only driving force of nature.

Answer: Capturing the wind's energy more efficiently.

From page 9

What does Ingrid hope more efficient turbines can help do in the future?

Choices

  1. Protect their oasis from storms. ✓
  2. Make sandstorms stronger.
  3. Power only a few homes.
  4. Build smaller cities.

Answer: Protect their oasis from storms.

From page 10