Animals
Outer Space
Earth
Matter
Miscellaneous
100

This is the slowest animal in the world

Sloths (and they're also one of the cutest animals, in my opinion :))

100

This is the galaxy that contains our solar system

The Milky Way

100

How many days does it take for the Earth to complete one orbit around the sun?

365

100

What state of matter is water?

Liquid

100

What is the study of Earth, but primarily rocks, called

Geology

200

This is the largest bird in the world, and while it has wings, it is flightless.

Ostrich

200

This planet is closest to the sun

Mercury

200

This is the name for the outermost layer of the Earth

Crust

200

What state of matter is helium?

Gaseous

200

This is the process by which plants use sunlight to synthesize food from carbon dioxide and water

photosynthesis

300

Known for its extreme speed, this animal is the fastest mammal in the world

Cheetah (they can run at a top speed of 75 miles per hour!)

300

This planet is farthest from the sun

Neptune

300

This layer of the Earth is estimated to reach a temperature of 3,000 and 5,000 Kelvins (or 4,940 to 8,540 degrees Fahrenheit) 

Inner Core

300

What are the tiny particles that make up matter called?

Atoms

300

The Laws of Motion were discovered by which scientist?

Isaac Newtown

400

While people often call koalas "koala bears," they aren't bears! What mammal species do they really belong to?

Marsupial

400

This planet's rings are thought to be made of asteroids, comets, and/or shattered moons.

Saturn

400

The Earth's orbit is not a perfect circle. What type of orbit does the Earth follow?

Elliptical Orbit

400

This type of matter is firm and stable

Solid

400

Our sun is this type of star

(G2 V) or yellow dwarf star

500

This is the largest animal on Earth

Blue Whales (they can weigh up to 400,000 pounds and can be 98 feet long!)
500

Which planet has 79 moons?

Jupiter

500

This branch of science explores fossils and dinosaurs

Paleontology

500

Name the three basic parts of an atom

Protons

Neutrons

Electrons

500

Humans have this many bones

206