WONDER #224: What Is Infinity?

Question 1 of 3

Which of the following is an example of an infinite decimal?

1. lemniscate
2. monkey theorem
3. pi
4. circumference

Question 2 of 3

What was the main idea of this Wonder?

1. The universe is infinitely large.
2. Infinity is the word used to describe something that goes on forever; it is used in several fields.
3. According to the infinite monkey theorem, anything is possible.
4. Pi is an infinite decimal.

Question 3 of 3

Who was the first person to use the infinity symbol?

1. Isaac Newton
2. René Déscartes
3. Albert Einstein
4. John Wallis

Check your answers online at https://www.wonderopolis.org/wonder/What-Is-Infinity.