What is the scientific reason that popcorn pops? (Genius)
#1: The moisture inside expands rapidly
#2: The corn kernel is heated evenly
#3: The outer shell is brittle
#4: The starch inside melts into liquid
What is the origin of the word "popcorn"? (Advanced)
#1: Native American term for corn
#2: Spanish word for popped
#3: French word for snack
#4: English word for grain