Space and Astronomy
Famous Inventions
Advanced World Geography
History and Leaders
Science and Human Body
400

Q: What planet in our solar system has the most moons?

A: Saturn

400

Q: Who is credited with inventing the light bulb?

A: Thomas Edison

400

Q: What is the largest desert in the world?

A: The Sahara Desert

400

Q: Who was the third President of the United States?

A:Thomas Jefferson

400

Q: What organ pumps blood through the body?

A: The heart

800

Q: What is the name of the galaxy that contains Earth?

A: The Milky Way

800

Q: What invention allowed for wireless voice communication over long distances?

A: The telephone

800

Q: What is the capital of Australia?

A: Canberra

800

Q: Who led the independence movement in India?

A: Mahatma Gandhi

800

Q: What is the basic unit of life?

A: The cell

1200

Q: What force keeps planets in orbit around the Sun?

A: Gravity

1200

Q: What invention did Tim Berners-Lee make?

A: The World Wide Web

1200

DAILY DOUBLE! Q: What mountain range separates Europe and Asia?

A: The Ural Mountains

1200

Q: What war was fought between Athens and Sparta?

A: The Peloponnesian War

1200

Q: What system in the body controls hormones?

A: The endocrine system
1600

Q: What is the closest star to Earth after the Sun?

A: Proxima Centauri

1600

Q: What device converts sound into electrical signals for recording?

A: A microphone

1600

Q: What country has the most natural lakes in the world?

A: Canada

1600

Q: Who was the Egyptian queen who allied with Julius Caesar and Mark Antony?

A: Cleopatra
1600

Q: What gas do humans exhale after breathing in oxygen?

A: Carbon dioxide

2000

DAILY DOUBLE! Q: What is the term for a star that suddenly increases greatly in brightness due to explosion?

A: A supernova

2000

Q: What invention revolutionized transportation by using internal combustion and four wheels?

A: The automobile

2000

Q: What is the deepest part of the ocean?

A: The Mariana Trench

2000

Q: What empire was ruled by Genghis Khan?

A: The Mongol Empire

2000

Q: What blood vessel carries oxygen-rich blood from the heart to the rest of the body?

A: The aorta