What is "c" in E=mc^2?

thermodynamic free energy
specific heat capacity
speed of light
Coulomb, unit of the electric charge
In words, energy equals mass mul­ti­plied by the speed of light squared.

Answers distribution

thermodynamic free energy
specific heat capacity
speed of light
Coulomb, unit of the electric charge
answers
flagthe United Arab Emirates
0%
6%
93%
0%
15
flagCanada
6%
6%
86%
0%
15
flagAustralia
0%
7%
84%
7%
13
flagthe United States
4%
4%
82%
4%
164
flagMalaysia
9%
9%
81%
0%
11
flagSpain
0%
0%
80%
10%
10
flagthe United Kingdom
8%
6%
79%
4%
219
flagItaly
17%
0%
82%
0%
17
flagPakistan
15%
7%
76%
0%
13
flagIndia
7%
6%
75%
7%
119
flagFrance
12%
4%
75%
8%
24
flagRepublic of Ireland
6%
12%
75%
6%
16
flagAustria
9%
9%
72%
9%
11
flagPoland
9%
12%
70%
5%
7279
flagthe Netherlands
15%
7%
69%
7%
13
flagSwitzerland
15%
7%
69%
0%
13
flagUnknown
10%
13%
68%
6%
519
flagGermany
12%
6%
67%
10%
73
flagNorway
25%
8%
50%
16%
12
flagthe Philippines
18%
18%
37%
25%
16

Gender

men69%
women59%
thermodynamic free energy
11%
12%
specific heat capacity
11%
19%
speed of light
69%
60%
Coulomb, unit of the electric charge
6%
7%

Language versions

question
answers
results
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What is "c" in E=mc^2?
557
79%

Details

Author: Paweł Kołodziejczyk
Illustration: DonkeyHotey
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