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Smarty Pants
100

What is the largest planet in our solar system? 

Jupiter

100

What is the longest bone in the human body? 

Femur

100

What is the chemical formula for water? 

H2O

100

What process do plants use to convert sunlight to chemical energy? 

photosynthesis 

100

Who is credited with coming up with the theory of evolution? 

Charles Darwin

200

Which planet in our solar system is famous for its prominent ring system? 

Saturn

200

How many chambers make up the human heart? 

four 

200

This element is what makes a balloon float. 

Helium

200

It's the jelly-like fluid that fills a cell, holding the organelles in place and serving as the site for most cellular activities. 

cytoplasm 

200

This scientist found the concept of gravity when an apple fell on his head in the 1800s.

Sir Isaac Newton

300

In order from outside to inside, what are the main layers of the earth? 

Crust, mantle, core (inner & outer) 

300

What animal kills the most humans each year? 

mosquito 
300

What element is a diamond composed of? (Hint: this element is found in dry ice and coal) 

Carbon 

300

Often called the "powerhouse of the cell," this organelle generates most of the cell's supply of energy, or ATP. 

mitochondria 

300

Which scientist developed the theory of relativity and the famous formula: E = mc2 ? 

Albert Einstein 

400

Igneous, sedimentary and what other type make up the 3 main categories of rock? 

metamorphic

400

What is the largest organ in the human body? 

skin

400

What element is most commonly used to create nuclear energy? 

uranium

400
Found only in plant cells, this rigid outer layer provides structural support and protection and is made primarily of cellulose. 

cell wall

400

Though it did not technically invent it, this American "genius" perfected the light bulb and held over 1,000 patents. 

Thomas Edison

500

Made of ice, rock, and dust, this "dirty snowball" develops a glowing cloud and a long tail as it moves through space. 

Comet

500

What is the study of living things called?

Biology

500

What is the most abundant element in the universe? 

hydrogen

500

These green organelles capture light energy from the sun to perform photosynthesis and make food for the plan. 

chloroplasts 

500

In the 1500s, this Italian astronomer used an early telescope to discover Jupiter's four largest moons and championed the idea that Earth revolves around the sun. 

Galileo Galilei 

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