Astronomy
Chemistry
Biology
Earth Science
Environmental Sci
100

What is the name of our solar system?

What is The Milky way?

100

What is it called when 2 or more atoms are stuck to each other?

What is molecule?

100

What is the powerhouse of the cell?

What is mitochondria?

100
Approximately what percentage of Earth's surface is covered by oceans?




What is 71%?

100

What energy source is renewable? 

What is Solar power?
200

What is the largest planet in our solar system? 

What is Jupiter? 

200

What is the main gas found in the air we breathe?

What is Nitrogen? 

200

An average human performs what basic function about 20 times a minute, or over 10 million times a year?

What is blinking?

200

What is the deepest known point in Earth's oceans?

What is the Mariana Trench? 

200

What is the most endangered habitat in america?

What is tallgrass prairie? 

300

How many moons does Jupiter have?

What is 115?

300

What is the first element on the periodic table?

What is Hydrogen?

300

What is LUCA?

What is last universal common ancestor?

300

What actually causes sea levels to rise, ice from Greenland or icebergs?

What is Greenland? 

300

How much water on earth is drinkable?

What is 0.5 to 1%?

400

What is the boundary around a black hole that nothing, not even light can escape?

What is event horizon? 

400

At room temperature, what is the only metal that is in liquid form?

What is Mercury? 
400

The protein that carries oxygen within blood

What is Hemoglobin?
400

What is the primary cause of coral bleaching?


What is rising water temperatures? 

400

In a food web, what percentage of energy is transferred from one to the other?

What is 10%?

500

 What was the name of the Space Shuttle that exploded in 1986?

What is Challenger?
500

What is the only letter that doesn't appear in the periodic table?

What is J? 

500

What are the three main branches of life?

What is Bacteria, Eukarya and Archaea? 

500

What is the name of the layer of permanently frozen soil in polar regions?  

What is Permafrost? 

500

Is bottled water safer and cleaner than local tap water everywhere in developed nations?

What is no?