Easy Science
Hard Science
Chemistry
Space
Animals
100
What are the 3 layers of earth?

Crust, mantle, and core


100

How many bones do sharks have?

None

100

What is hydrogen oxide?

water

100

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

800 yrs

100

What is the largest mammal in North America?

bison

200

What do you call a volcano that is not erupting?

dormant

200

How long does it take for light to reach earth?

8 minutes and 20 seconds

200

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

oxygen

200

What shape is the moon?

lemon

200

How long can beavers hold their breath underwater?

15 min

300

How do you determine the age of a tree?

By the number of rings in the trunk

300

What does a Geiger counter measure

radiation

300

What is the symbol for iron on the periodic table?

FE

300

Who was the first American woman in space?

Sally Ride

300

Which animal did Australia go to “war” with in 1932?

Emu

400

What do you call molten rock before it has erupted?

magma

400

How long do goldfish have memories

6 months

400

When was the first Nobel Prize in chemistry awarded?

1901

400

Which two planets have no moons?

Mercury and Venus

400

What animal kills the most humans each year?

mosquito

500

Who is credited with coming up with the theory of Evolution

Charles Darwin

500

What is the largest desert in the world

Antartica

500

What element is a diamond composed of?

Carbon

500

What color is the sunset on Mars?

blue

500

How long was the largest blue whale ever measured?

She was 110′ 17″.

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