WONDER #1673: How Are Holograms Made?

Question 1 of 3

Which Hungarian physicist is often credited with inventing holograms?

  1. Benjamin Franklin
  2. Dennis Gabor
  3. Igor Stravinsky
  4. Petr Tchaikovsky

Question 2 of 3

Holographic images appear to have how many dimensions?

  1. one
  2. two
  3. three
  4. five

Question 3 of 3

Holograms are made using what special kind of beam?

  1. laser
  2. tractor
  3. balance
  4. pole

Check your answers online at https://www.wonderopolis.org/wonder/how-are-holograms-made.