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1
What is the center of our solor system?
Sun
Earth
Jupiter
Moon
78% got this right
2
What is the chemical formula for oxygen?
O2
O
OX
OX2
76% 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
83% got this right
4
What is the chemical formula for water?
H2O
H
H2
HO2
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
76% got this right
7
Who discovered the law of gravity?
Isaac Newton
Albert Einstein
Galileo Galilei
Johannes Kapler
77% got this right
8
What is the chemical formula for table salt?
NaCl
Cl
Na2
NaC
64% got this right
9
Which planet is known as the “Red Planet”?
Mars
Jupiter
Mercury
Saturn
88% got this right
10
What is the chemical formula for gold?
Au
Ag
Fe
Gl