Some Earthly Wonders

Earthly Wonders

Continent Area in km2 Highest elevation in meters Lowest elevation in meters
Africa 30 300 293 Mt. Kilimanjaro in Tanzania (5895m) Qattara depression in Egypt (-132m)
Antartica 13 726 947 Mt. Markham (602m) Sea level
Asia 48 393 963 Mt. Everest in Nepal, Tibet (8848m) Dead Sea in Israel (-392m)
Australia 8 290 558 Mt. Kosciusko in New South Wales (2230m) Lake Eyre in South Australia (-12m)
Europe 13 986 280 Mt. Elbrus in U.S.S.R (5633) Caspian Sea, USSR (-28m)
North America 24 436 555 Mt. McKinley (6193m) Death Valley in USA (-85m)
South America 17 767 331 Aconcagua in Argentina (7022m) Rio Negro in Argentina (-30)


Highest Elevations

Highest Peaks Place Height in Meters
Mt. Everest Nepal 8 848
K2 India 8 611
Kangchenjunga Nepal – India 8 579
Mt. Makalu Nepal – China 8 482
Dhaulagiri Nepal 8 222
Nanga Parbat India 8 126
Annapurna Nepal 8 078
Gasherbrum India 8 072
Gosaithan Nepal – Tibet 8 013
Nanda Devi India 7 816
Rakaposhi India 7 788
Mt. Kamet India 7 756
Nancha Bawa China 7 756

Longest Rivers

Longest Rivers Place Length in km
Nile Africa 6 671
Amazon S. America 6 276
Mississippi – Missouri U.S.A 6 051
Yangtze China 4 989
Amur USSR 4 667
Zaire Africa 4 374
Hwang Ho China 4 345
Lena USSR 4 256
Irtysh USSR 4 249
Mackenzie Canada 4 241
Mekong Asia 4 184
Niger Africa 4 184
Yenisey USSR 3 798

Principal Seas

Principal Seas Greatest depth (m) Area in km2
Pacific Ocean 11 033 165 723 100
Atlantic Ocean 9 187 81 662 384
Indian Ocean 7 001 73 426 216
Arctic Ocean 5 441 14 352 688
Mediterranean Sea 4 399 2 965 538
South China Sea 5 016 2 318 041
Bering Sea 4 091 2 274 011
Caribbean Sea 7 239 1 942 492
Gulf of Mexico 3 707 1 812 993
Sea of Okhotsk 3 847 1 507 374
East China Sea 3 200 1 243 195

Principal Lakes

Principal Lakes Place Area in km2
Caspian Sea USSR 440 298
Lake Superior USA – Canada 82 413
Lake Victoria East Africa 67 857
Aral Sea USSR 63 195
Lake Huron USA – Canada 59 596
Lake Michigan USA 58 016
Lake Malawi Malawi -Mozambique 36 778
Lake Tanganyika East Africa 32 891
Great Bear Canada 30 199
Baykal USSR 29 992
Great Slave Canada 28 980
Erie USA – Canada 25 744
Winnipeg Canada 24 341

Metric Measures and Non-Metric Measures

Metric Measures:•Length :-

10 millimeters (mm) 1 centimetre(cm) 0.394 inches
100 centimeters (cm) 1 meter (m) 39.4 inches / 1.094 yds
1000 meters 1 kilometer (km) 0.6214 mile

•Area :-

100 square meters (m2) 1 are (a) 6.025 acres
100 ares 1 hectare (ha) 2.471 acres
100 hectares 1 square kilometer (km2) 0.386 square miles

•Weight :-

1000 milligrams (mg) 1 gram (g) 15.43 grains
1000 grams 1 kilogram (kg) 2.205 pounds
1000 kilograms 1 tonne 19.688 hundred weight

Non-Metric Measures:
•Length :-

12 inches (in) 1 foot (ft) 30.48cm
3 feet 1 yard (yd) 0.914m
220 yards 1 furlong 201.17m
8 furlongs 1 mile 1.609km
1760 yards 1 mile 1.609km

•Area :-

144 sq. inches 1 sq. foot (ft2) 929.03 sq. cm (cm2)
9 sq. feet 1 sq. yard 0.836 sq. meters (m2)
4840 sq. yards 1 acre 0.405 hectare
640 acres 1 sq. mile 259 hectares / 2.59 sq. kilometers (km2)
1 sq. inch 6.452 sq. cm

•Weight :-

437 grains 1 ounce (oz) 28.35grams
16 ounces 1 pound (lb) 0.454kg
14 pounds 1 stone (st) 6.356kg
8 stone 1 hundred weight 50.8 kg
20 hundred weight 1 ton 1016.04 kg

•British Capacity :-

20 fluid ounces (fl oz) 1 pint (pt) 0.568 liters
2 pints 1 quart (qt) 1.136 liters
8 pints 1 gallon (gal) 4.546 liters

•American capacity :-

16 US fluid ounces 1 US pint 0.473 liter
2 US pints 1 US quart 0.946 liter
8 US pints 1 US gallon 3.785 liters