The Invention of Gore-tex: Waterproof Fabric — Questions and answers

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Where did Dev find himself after opening the Invention Encyclopedia?

Choices

  1. In a muddy field ✓
  2. In a futuristic city
  3. On a desert island
  4. On a snowy mountain

Answer: In a muddy field

From page 3

According to Bob Gore, why does fabric need to breathe?

Choices

  1. So you don't get all sweaty inside ✓
  2. To make it colorful
  3. To make it look like a waterproof bag
  4. Because it needs fresh air

Answer: So you don't get all sweaty inside

From page 5

What happened when Bob Gore yanked the PTFE rod with all his might?

Choices

  1. It stretched almost 800% ✓
  2. It broke into tiny pieces
  3. It caught fire
  4. It turned into water

Answer: It stretched almost 800%

From page 6

How did Gore describe the new form of PTFE that was invented?

Choices

  1. Strong, porous, and waterproof ✓
  2. Soft, colorful, and lightweight
  3. Hard, smooth, and shiny
  4. Sticky, fragile, and absorbent

Answer: Strong, porous, and waterproof

From page 7

What did Dev say about the Gore-Tex industry today?

Choices

  1. It generates billions of dollars annually. ✓
  2. It is only used for space travel.
  3. It protects people from the sun.
  4. It makes shoes for farmers.

Answer: It generates billions of dollars annually.

From page 9

What else did Anika say Gore-Tex protects besides spacewalk suits?

Choices

  1. Communication devices from moisture damage ✓
  2. Space station windows
  3. The food supply
  4. Malik's notebook

Answer: Communication devices from moisture damage

From page 10