Famous Scientist
Earth Science
Outer Space
Human Science
Animals
100

Who invented the telephone?

Alexander Graham Bell


100

 Can lightning strike the same place twice?

Yes.

100

I am not really a planet at all, although I used to be one.

 Pluto

100

This essential gas is important so that we can breath.

Oxygen

100

What is the largest known land animal?

Elephant

200

Who was the scientist to propose the three laws of motion?

Isaac Newton

200

Which freezes faster, hot water or cold water?

Hot water freezes faster than cold.

200

Who was the first person to walk on the moon?

Neil Armstrong

200

What tissues connect the muscles to the bones?

Tendons

200

Animals that eat both plants and meat are called what?

Omnivores

300

Who is best known as the founder of modern nursing?

Florence Nightingale

300

Sound travels faster in what element?

Water

300

What is at the center of the Milky Way galaxy?

A black hole

300

What is the rarest blood type?

AB negative

300

How many bones do sharks have in total?

0

400

This man is responsible for reshaping the way early man believed the solar system worked.

Nicolaus Copernicus

400

The oldest living tree is 4,843 years old and can be found where?

California

400

Which planet has the largest ocean?

Jupiter

400

Where can you find the smallest bone in the human body?

Middle ear

400

How many hearts does an octopus have?

3

500

Who discovery of the structure of DNA?

Dr. Rosalind Franklin

500

What is the hardest known natural material?

Diamonds

500

What science theory has a show named after it? 

Big Bang Theory

500

Discovered by Alexander Fleming, this is now used to treat infections and is considered one of the most important discoveries in the field of medical science.

Penicillin

500

What type of animal was Laika?

Dog