Annie Jump Cannon — Questions and answers

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What were the dedicated women at Harvard College Observatory often called?

Choices

  1. Star Sorters
  2. Cosmic Librarians
  3. Human Computers ✓
  4. Spectrum Streamliners

Answer: Human Computers

From page 3

How many stars could Annie Jump Cannon classify per minute?

Choices

  1. One star
  2. Two stars
  3. Three stars ✓
  4. Four stars

Answer: Three stars

From page 4

How did Annie Jump Cannon arrange stars in her new classification system?

Choices

  1. By the number of hydrogen lines
  2. By their temperature ✓
  3. By their brightness
  4. By their age

Answer: By their temperature

From page 5

What color is our Sun, according to Cannon's system?

Choices

  1. Blue-white
  2. Deep red
  3. Comfortable yellow ✓
  4. Fiery orange

Answer: Comfortable yellow

From page 6

How many stars did Annie Jump Cannon classify during her career?

Choices

  1. About 3,500
  2. About 35,000
  3. About 350,000 ✓
  4. About 3,500,000

Answer: About 350,000

From page 7

What did Koa say Annie Jump Cannon's system was like for unlocking star secrets?

Choices

  1. A difficult puzzle
  2. A hidden map
  3. The master key ✓
  4. A secret code

Answer: The master key

From page 8

What comparison did Stefan make about Annie Jump Cannon's work?

Choices

  1. She wrote a book about stars.
  2. She painted pictures of the sky.
  3. She wrote the alphabet for all of space. ✓
  4. She built a giant telescope.

Answer: She wrote the alphabet for all of space.

From page 9

Besides classifying stars, what else did Annie Jump Cannon become a tireless advocate for?

Choices

  1. Better telescopes
  2. Learning about planets
  3. Women in science ✓
  4. More space travel

Answer: Women in science

From page 10