WONDER #2073: What Are Baseballs Made of?

Question 1 of 3

An official Major League baseball must weigh no less than how many ounces?

  1. 3
  2. 5
  3. 7
  4. 9

Question 2 of 3

All baseballs used by Major League Baseball are made by Rawlings in which country?

  1. United States
  2. China
  3. Costa Rica
  4. France

Question 3 of 3

The scientific term for a baseball’s liveliness is called the coefficient of what?

  1. restitution
  2. liveliness
  3. bounciness
  4. drag

Check your answers online at https://www.wonderopolis.org/wonder/what-are-baseballs-made-of.