Chemistry I
Chemistry II
General I
Space I
Space II
100

What is the most abundant element in the Earth’s crust?

What is oxygen?

100

What do you call the elements helium, neon, argon, krypton, xenon, radon and oganesson?

What are noble gases?

100

Who is considered the father of modern chemistry?

Who is Antoine-Laurent Lavoisier?

100

At what speed does our solar system orbit the Milky Way galaxy?

What is about 515,000 mph?

100

How long does it take for the International Space Station to orbit the Earth?

What is about 90 minutes?

200

Which element on the periodic table was named after physicist Albert Einstein?

What is Einsteinium (Es)?

200

What is the symbol for iron on the periodic table?

What is Fe?

200

What element is named after the Greek word for greenish-yellow?

What is chlorine?

200

How long does it take our solar system to complete one orbit around the galactic center?

What is about 230 million years? 

200

Who was the first American woman in space?

Who is Sally Ride?

300

What is the newest element on the periodic table?

What is Oganesson (Og)?

300

When was the first Nobel Prize in chemistry awarded?

What is 1901?

300

Atoms of the same chemical element but with different atomic masses are known as what?

What is isotopes?

300

What is the hottest planet in our solar system?

What is Venus?

300

Between which two planets does the asteroid belt lie?

What are Jupiter and Mars?

400

At what temperature are Celsius and Fahrenheit equal?

What is -400?

400

What do you call the subatomic particles that make up protons and neutrons?

What are quarks? 

400

If it were possible to fly a plane to Pluto, how long would it take?

What is 800 years?

400

Which two planets have no moons?

What are Mercury and Venus?

400

What planet is closest in size to Earth?

What is Venus?

500

When was the modern periodic table (with atomic numbers) introduced?

What is 1912?

500

What element is a diamond composed of?

What is carbon?

500

What color is the sunset on Mars?

What is blue?

500

What is the coldest planet in our solar system?

What is Uranus?

500

What is the average distance between Earth and the moon?

What is 238,855 miles?