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Scientific facts

4.1
(183 votes)
10 questions
English
choose correct answer
1

What is the center of our solor system?

Sun

Earth

Jupiter

Moon

77% got this right

2

What is the chemical formula for oxygen?

O2

O

OX

OX2

75% got this right

'O' is a free oxygen atom whereas O2 is two oxygen atoms chemically bound to form an oxygen molecule.
3

What is the largest planet in our solar system?

Jupiter

Mars

Mercury

Saturn

Easy  83% got this right

4

What is the chemical formula for water?

H2O

H

H2

HO2

Easy  88% got this right

5

Who proposed the theory of relativity?

Albert Einstein

Galileo Galilei

Isaac Newton

Nikola Tesla

54% got this right

6

What is the smallest unit of matter?

Atom

Election

Molecule

Neutron

75% got this right

7

Who discovered the law of gravity?

Isaac Newton

Albert Einstein

Galileo Galilei

Johannes Kapler

78% got this right

8

What is the chemical formula for table salt?

NaCl

Cl

Na2

NaC

62% got this right

9

Which planet is known as the “Red Planet”?

Mars

Jupiter

Mercury

Saturn

Easy  86% got this right

10

What is the chemical formula for gold?

Au

Ag

Fe

Gl

67% got this right