Water distribution
Water in seas and oceans
.
-Oceans are large bodies of water that surround continents.
-Seas are smaller. They are partly surrounded by land and form parts of oceans
Movement: Waves-caused by the wind. Tide-caused by the gravitational force of the Sun and the Moon. Ocean currents-movements of water within seas and oceans
.
Inland water
includes surface water and groundwater, as well as glaciers.
Surface water
-river
-delta
-laggon
-lake
-estuary
-marsh
.
-wetlands
Groundwater
.
.
Groundwater is water that is stored underground
Glaciers
Can only exist below 0°C. They forms forms U-shaped valleys. Glaciers are large masses of slow-moving ice.
Composition: A mixture of mineral salts. Salt in seawater affects density. Seawater temperature depends on depth