Science

Question 1

Name this liquid that contains both a solvent and a solute.

Answer 1

Solution

Question 2

Who invented the safety razor?

Answer 2

Gilette

Question 3

Who invented the electric razor?

Answer 3

Schick

Question 4

Who invented the gas burner?

Answer 4

Bunson

Question 5

Who invented dynamite?

Answer 5

Nobel

Question 6

Who invented the electric battery?

Answer 6

Watt

Question 7

Who improved the steam engine?

Answer 7

Watt

Question 8

Who invented the moving assembly line?

Answer 8

Ford

Question 9

Who invented the first successful steamboat?

Answer 9

Fulton

Question 10

Who invented the revolver?

Answer 10

Colt

Question 11

(287-212 BC)
Greek mathematician and inventor; remembered for supposedly crying “eureka” (I have found it) after discovering his namesake Principle of buoyancy

Answer 11

Archimedes

Question 12

(1776-1856)

Italian physicist. the value of the number of molecules in one mole, now known as Avogadro’s number 6.022x10^23

Answer 12

Avogadro

Question 13

(1847-1922)

Scottish-American inventor of the telephone (1876).

Answer 13

Alexander Bell Graham

Question 14

Swiss scientific and mathematical family

Answer 14

Bernoulli

Question 15

(1885-1962)

Danish physicist, his model of the atom held that electrons travel in orbits around the nucleus

Answer 15

Bohr, Niels

Question 16

(1736-1806)

French physicist. Known for his work on electricity and magnetism.

Answer 16

Coulomb, Charles-Augustin de

Question 17

(1916-2004)

English scientist. With James Watson, he elucidated the structure and function of the DNA double helix.

Answer 17

Francis Crick

Question 18

Name the 2 renowned French scientists known for their work in radioactivity.

Answer 18

Marie Curie and Pierre

Question 19

Austrian physicist, his namesake effect is the change in frequency of a wave for an observer moving relative to its source.

Answer 19

Christian Doppler

Question 20

Who invented the incandescent lamp?

Answer 20

Thomas Edison

Question 21

(1791-1867)

English scientist and developer of the first dynamo, the precursor of the modern electrical generator.

Answer 21

Michael Farraday

Question 22

(1777-1855)

German scientist, namesake distribution is also known as the bell curve

Answer 22

Carl Friedrich Gauss

Question 23

(1656-1742)

English astronomer who became the first to predict the return of a comet in 1759

Answer 23

Edmund Halley

Question 24

(1901-76)
German physicist. Famous for his uncertainty principle that states that it is impossible to accurately determine both the position and momentum of a subatomic particle at the same time

Answer 24

Werner Heisenberg

Question 25

(1857-94) | German physicist. In honor of his work with electromagnetic waves, the unit of frequency, the Hertz, is named for him.

Answer 25

Hertz

Question 26

(460-370 B.C.) Greek physician regarded as the "Father of medicine." He taught medicine based on objective observation and deductive reasoning. The Hippocratic oath, an ethical code formulated in ancient Greece, is still administered in medical colleges to this day.

Answer 26

Hippocrates

Question 27

(1642-1727) English mathematician and scientist. In the 1660s he discovered the law of universal gravitation, discovered that white light is composed of every color in the spectrum, and began to develop calculus. His monumental work, Principia Mathematica (1687)

Answer 27

Isaac Newton

Question 28

Who invented the cotton gin?

Answer 28

Eli Whitney

Question 29

Who originally discovered the electron and likened an atom's structure to the "plum pudding model"

Answer 29

J. J. Thomson

Question 30

What nebula is named after this animal? The galaxy's name is Dungeness.

Answer 30

Crab