An earthquake is measured in terms of its magnitude.
a About equal to the shock caused by an average man jumping from a table.
b Potentially damaging to structures.
c Potentially capable of general destruction; widespread damage is usually caused above magnitude 6.5.
Here are some examples.
|
Magnitude |
Samoa Islands, 2009 |
8.0 |
Solomon Islands, 2007 |
8.1 |
Banda Sea, Indonesia, 1938 |
8.5 |
Chile, 1906 |
8.5 |
Kamchatka, 1923 |
8.5 |
Kuril Islands, 1963 |
8.5 |
Ningxia-Gansu, china, 1920 |
8.6 |
Sanriku, Japan, 1933 |
8.6 |
India/Assam/Tibet, 1950 |
8.7 |
Rat Islands, Alaska |
8.7 |
8.7 |
|
Ecuador, 1906 |
8.8 |
chile, 2010 |
8.8 |
Kamchatka, 1952 |
9.0 |
Northern Sumatra, 2004 (called the Indian Ocean tsunami) |
9.0 |
Honshu, Japan, 2011 |
9.0 |
Andreanof Islands, Alaska, 1957 |
9.1 |
Prince William Sound, Alaska, 1964 |
9.2 |
chile, 1960 |
9.5 |
Krakatoa, 1883 (estimate) |
9.9 |
These are the natural and artificially created chemical elements.
Name |
Symbol |
Atomic number |
Actinium |
Ac |
89 |
Aluminium |
Al |
13 |
Americium |
Am |
95 |
Antimony (Stibium) |
Sb |
51 |
Argon |
Ar |
18 |
Arsenic |
As |
33 |
Astatine |
At |
85 |
Barium |
Ba |
56 |
Berkelium |
Bk |
97 |
Beryllium |
Be |
4 |
Bismuth |
Bi |
83 |
Bohrium |
Bh |
107 |
Boron |
B |
5 |
Bromine |
Br |
35 |
cadmium |
cd |
48 |
caesium |
cs |
55 |
calcium |
ca |
20 |
californium |
cf |
98 |
carbon |
c |
6 |
cerium |
ce |
58 |
chlorine |
cl |
17 |
chromium |
cr |
24 |
cobalt |
co |
27 |
copper (cuprum) |
cu |
29 |
curium |
cm |
96 |
Darmstadtium |
Ds |
110 |
Dubnium |
Db |
105 |
dysprosium |
Dy |
66 |
Einsteinium |
Es |
99 |
Erbium |
Er |
68 |
Europium |
Eu |
63 |
Fermium |
Fm |
100 |
Fluorine |
F |
9 |
Francium |
Fr |
87 |
Gadolinium |
Gd |
64 |
Gallium |
Ga |
31 |
Germanium |
Ge |
32 |
Au |
79 |
|
Hafnium |
Hf |
72 |
Hassium |
Hs |
108 |
Helium |
He |
2 |
Holmium |
Ho |
67 |
Hydrogen |
H |
1 |
Indium |
In |
49 |
Iodine |
I |
53 |
Iridium |
Ir |
77 |
Iron (Ferrum) |
Fe |
26 |
Krypton |
Kr |
36 |
Lanthanum |
La |
57 |
Lawrencium |
Lr |
103 |
Lead (Plumbum) |
Pb |
82 |
Lithium |
Li |
3 |
Lutetium |
Lu |
71 |
Magnesium |
Mg |
12 |
Manganese |
Mn |
25 |
Meitnerium |
Mt |
109 |
Mendelevium |
Md |
101 |
Mercury (Hydrargyrum) |
Hg |
80 |
Molybdenum |
Mo |
42 |
Neodymium |
Nd |
60 |
Neon |
Ne |
10 |
Neptunium |
Np |
93 |
Nickel |
Ni |
28 |
Niobium (columbium) |
Nb |
41 |
Nitrogen |
N |
7 |
Nobelium |
No |
102 |
Osmium |
Os |
76 |
Oxygen |
O |
8 |
Palladium |
Pd |
46 |
Phosphorus |
P |
15 |
Platinum |
Pt |
78 |
Plutonium |
Pu |
94 |
Polonium |
Po |
84 |
Potassium (Kalium) |
K |
19 |
Praseodymium |
Pr |
59 |
Promethium |
Pm |
61 |
Protactinium |
Pa |
91 |
Radium |
Ra |
88 |
Radon |
Rn |
86 |
Rhenium |
Re |
75 |
Rhodium |
Rh |
45 |
Rubidium |
Rb |
37 |
Ruthenium |
Ru |
44 |
Rutherfordium |
Rf |
104 |
Samarium |
Sm |
62 |
Scandium |
Sc |
21 |
Seaborgium |
Sg |
106 |
Selenium |
Se |
34 |
Silicon |
Si |
14 |
Ag |
47 |
|
Sodium (Natrium) |
Na |
11 |
Strontium |
Sr |
38 |
Sulphur |
S |
16 |
Tantalum |
Ta |
73 |
Technetium |
Tc |
43 |
Tellurium |
Te |
52 |
Terbium |
Tb |
65 |
Thallium |
Tl |
81 |
Thorium |
Th |
90 |
Thulium |
Tm |
69 |
Tin (Stannum) |
Sn |
50 |
Titanium |
Ti |
22 |
Tungsten (Wolfram) |
W |
74 |
Ununbium |
Uub |
112 |
Ununhexium |
UUh |
116 |
Ununoctium |
Uuo |
118 |
Ununpentium |
Uup |
115 |
Ununquadium |
Uuq |
114 |
Ununseptium |
Uus |
117 |
Ununtrium |
Uut |
113 |
Unununium |
Uuu |
111 |
Uranium |
U |
92 |
vanadium |
v |
23 |
xenon |
xe |
54 |
Ytterbium |
Yb |
70 |
Yttrium |
Y |
39 |
zinc |
zn |
30 |
zirconium |
zr |
40 |