WONDER #1568: What Is a Geode?

Question 1 of 3

The word geode derives from the Greek word Geoides, which means what?

  1. earthlike
  2. watery
  3. crystallized
  4. pretty rock

Question 2 of 3

A geode is a round, hollow rock lined with what?

  1. fissures
  2. cracks
  3. crystals
  4. diamonds

Question 3 of 3

Which of the following states is NOT known as a good source of geodes?

  1. Iowa
  2. Indiana
  3. Arizona
  4. Florida

Check your answers online at https://www.wonderopolis.org/wonder/what-is-a-geode.