WONDER #1902: Is the Glass Half-Full or Half-Empty?

Question 1 of 3

If a 10 oz. glass contains 5 oz. of milk, which of the following is most likely to say it’s half-full?

1. optimist
2. pessimist
3. milkman
4. mailman

Question 2 of 3

If a 10 oz. glass contains 5 oz. of milk, which of the following is most likely to say it’s half-empty?

1. optimist
2. pessimist
3. pediatrician
4. optician

Question 3 of 3

Some researchers now believe that a person’s what might play a critical role in determining whether he or she is an optimist or a pessimist?

1. hair
2. weight
3. genes
4. bones

Check your answers online at https://wonderopolis.org/wonder/is-the-glass-half-full-or-half-empty.