The Invention of the Nuclear Reactor — Questions and answers

Read the full story

Where did Petra and Hiro land after the room shimmered?

Choices

  1. New York City, in the year 2000
  2. The University of Chicago, in 1942 ✓
  3. Their own living room, but much older
  4. A different planet far away

Answer: The University of Chicago, in 1942

From page 3

What is Erik Fermi building in the lab?

Choices

  1. A brand new car
  2. A large telescope
  3. The first nuclear reactor ✓
  4. A secret hideout

Answer: The first nuclear reactor

From page 5

What is the purpose of the graphite bricks in the Chicago Pile-1?

Choices

  1. To make the pile look pretty
  2. To moderate the nuclear reaction ✓
  3. To build a strong wall
  4. To block the sunlight

Answer: To moderate the nuclear reaction

From page 6

According to Petra, what percentage of the world's electricity do nuclear reactors generate today?

Choices

  1. Over 5%
  2. Less than 1%
  3. Over 10% ✓
  4. Exactly 20%

Answer: Over 10%

From page 10