Understanding Onion Tears

What is one reason our eyes produce tears besides feeling sad?

• To change eye color

• To improve vision

• To clean out irritants

• To express happiness

What is the role of tears when irritants enter the eyes?

• To make the eyes sparkle

• To make the eyes bigger

• To wash away the irritants

• To change the eye color

What happens when you cut an onion that causes your eyes to tear up?

• The onion releases a sweet fragrance

• The onion juice spreads in the air

• The onion becomes softer

• The onion changes color

Which of the following is NOT a suggested method to prevent tears while chopping onions?

• Soaking onions in water

• Using a fan to blow away the smell

• Wearing lab goggles

• Refrigerating the onions

How is cooking similar to a scientific experiment?

• Both involve wearing lab coats

• Both require precise measurements and mixing

• Both are done in a laboratory

• Both use the same equipment