Largest ocean on Earth
Pacific Ocean
Hardest natural substance
Diamond
First U.S. president
George Washington
Marvel superhero God of Thunder
Thor
Fastest land animal
Cheetah
Highest mountain above sea level
Mount Everest
Nitrogen
Year Titanic Sank
1912
Singer of Album '1989'
Taylor Swift
Board game with houses and hotels
Monopoly
Capital city of Canada
Ottawa
Process plants use for energy
Photosynthesis
Civilization that built pyramids
Ancient Egyptians
Sitcom with Central Perk
Friends
Japanese art of paper folding
Origami
Smallest country by area
Vatican City
Largest planet in solar system
Jupiter
Treaty ending WW1
Treaty of Versailles
Film with 'May the Force be with you'
Star Wars
Word same forward and backward
Palindrome
Sahara
Metal liquid at room temperature
Mercury
Year Berlin wall fell
1989
Author of Harry Potter
J.K. Rowling
Classic puzzle cube
Rubik's Cube