WONDER #1189: Why Do You Blink?
Question 1 of 3
Which body part acts sort of like a feather duster?
Question 2 of 3
The average adult blinks how many times per minute?
Question 3 of 3
What part of the eye produces the liquid that irrigates the eyes during blinking?
- tear ducts
Check your answers online at https://www.wonderopolis.org/wonder/why-do-you-blink-2.