Front

Who invented the first mechanical telephone?

Back

Alexander Graham Bell

Front

Who invented the light bulb?

Back

Thomas Alba Edison

Front

What do we call scientists that study rocks and the earth's ground?

Back

Geologists

Front

What do we call scientists that study living organisms?

Back

Biologists

Front

Who is known for inventing the telescope?

Back

Galileo Galilei

Front

What do we call scientists that study the stars and planets?

Back

Astronomers

Front

Who invented the first successful airplane?

Back

The Wright Brothers

Front

What do we call scientists that study the past through fossils?

Back

Paleontologists

Front

Who invented the first vaccine?

Back

Edward Jenner

Front

What do we call scientists that study chemical substances?

Back

Chemists