Scientists
Earth and Space
Plants and Animals
Human Biology
Chemistry and Physics
100

He invented the light bulb

Who is Thomas Edison

100

The largest ocean

What is the Pacific Ocean?

100

The type of feet cows, horses, and deer have

What are hooves?

100

What humans breathe out

What is carbon dioxide?
100

The three states of matter

What is solid, liquid, and gas?

200

The scientist who named the law of gravity

Who is Isaac Newton?

200

The hottest layer of Earth

What is the inner core?

200

Animals that are active during the night

What is nocturnal?

200
The powerhouse of the cell

What is the mitochondria?

200
The chemical formula for water

What is H2O?

300

He was the first astronaut on the moon

Who is Neil Armstrong?

300

The "Red Planet"

What is Mars?

300

The pigment that give plants color

What is chlorophyll?

300

The length of the small intestine

What is 22 feet or 7 meters?

300

The most common gas in the atmosphere

What is nitrogen?

400

This type of scientist studies plants

What is a botanist?

400

The brightest planet

What is Venus

400
What bats use to navigate

What is echolocation?

400

This blood cell fights infection and diseases

What is white blood cells?

400

Objects do this with color for our eyes to see the color of the object

What is reflect?

500

She was a primatologist who worked with chimpanzees

Who is Jane Goodall?

500

The mission of Apollo 13

What is the third human landing on the Moon?

500
The type of plants that eat insects

What are carnivorous plants?

500

Total number of bones in the human body

What is 206?

500

Breaking the speed of this creates a sonic boom

What is the speed of sound?

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