Human Body Facts
Animal Facts
Astronomy
Geology
Random
100

What is the study of living organisms or life called? 

Biology

100

What is the slowest moving land animal?

Sloth

100

Closest planet to the sun?

Mercury

100

What is the outermost layer of Earth Called?

Crust
100

How many pairs of ribs do we have?

12

200

What is the name of the long bone in the upper arm?

Humerus

200

What animal has the longest lifespan?

Tortoise

200

Third planet from the sun?

Earth

200

What is the hardest natural substance found on Earth?

Diamond

200

What type of cloud produces thunderstorms?

Cumulonimbus

300

What type of blood vessel carries blood away from the heart?

Arteries

300

Which animal has the strongest sense of smell?

Bear

300

Hottest Planet

Venus

300

What type of rock forms from the cooling of magma or lava?

Igneous Rock

300

Largest Ocean on Earth

Pacific Ocean

400

What is the process of breaking down food into smaller molecules called?

Digestion

400

Which animal has the best eyesight?

Eagle

400

What is it called when the moon passes directly between the sun and Earth?

Solar Eclipse

400

What is the main gas in Earth's Atomosphere?

Nitrogen
400

Who is credited with inventing the lightbulb?

Thomas Edison

500

Which of our body systems supports the body and protects our organs?

Skeletal System

500

This marine mammal is known for its intelligence and playful behavior but is endangered due to habitat loss.

Dolphin

500

This planet rains diamonds in its atmosphere.

Neptune

500

What is the term for the point on Earth's surface directly above an earthquake's focus?

Epicenter

500

Tallest Tree species in the world.

Redwoods