Water Resources

33問 • 1年前

問題一覧

Nearly _________ of the earth's surface is covered with water.

three-fourths

A great amount of freshwater is found below the earth's surface, called _____, and the rest is found in lakes, rivers, and streams.

groundwater

Water resources are essential for life and play a critical role in

drinking water supply

sources of water

• Rainwater • Oceans • Rivers • Lakes • Streams • Ponds and Springs (natural sources of water) • Dams, Wells, Tube wells, Hand-pumps, Canals (manmade sources of water)

large continuous body of salt water.

oceans

covers nearly __% of the Earth's surface and is also divided into different and major oceans as well as smaller seas.

oceans, 72%

Another aspect of studying oceans is the presence dissolved salts called

salinity

5 oceans

Pacific

The large natural stream of flowing water in a single channel towards the sea, a lake, or ocean is known as

river

_______ and _______supply water to the rivers to flow, but some of the water goes or sinks into the ground.

heavy rains and normal rains

Longest Rivers

Nile

biggest and longest river in ph

cagayan

When there is a formation of basins and then filled with water and surrounded by land area are called

lakes

The supply of water in the lakes is due to

rainfall

Lakes could be _____ or ______. Sometimes misunderstood by ponds.

natural made or man made

difference of ponds and lakes

ponds are much smaller than lakes

lagrest lakes

caspian

is a freshwater found in the rock and soil layers beneath the surface.

groundwater

largest reservoir of liquid freshwater on Earth.

groundwater

Water-beating rock layers called "______" are akin to a "_____" which holds groundwater in tiny cracks, activities, and pores between mineral grains.

aquifers sponge

is the total amount of empty pore spaces in the rocks. • It determines the amount of groundwater that an aquifers can hold

porosity

The movement of groundwater within the aquifer is also controlled by the permeability of the material

permeability

is the ability of the rock or sediments to allow water to pass through it.

permeability

a permanent body of ice that consists mainly crystallized snow.

glacier

A soil, rock, or sediment that has frozen for more than two consecutive years is called

permafrost

The frozen ground varies in thickness from a few meters to about

150m

Land areas where water covers the surface for significant periods are

wetlands

wetlands are ________ environments filled with species that rely on both land and water for survival.

biologically diverse

wetlands is also a ____ ecosystem that sensitive to the amount and quality of water.

fragile

types of wetlands

marsh

shallow wetland around lakes, streams, and oceans where grasses and reeds are the dominant vegetation.

marsh

wetland with lush trees and vegetation found in low-lying areas beside slow-moving rivers.

swamp

partly enclosed coastal body of water where fresh waters from the streams meets the saltwater from the sea.

estuary

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問題一覧

Nearly _________ of the earth's surface is covered with water.

three-fourths

A great amount of freshwater is found below the earth's surface, called _____, and the rest is found in lakes, rivers, and streams.

groundwater

Water resources are essential for life and play a critical role in

drinking water supply

sources of water

• Rainwater • Oceans • Rivers • Lakes • Streams • Ponds and Springs (natural sources of water) • Dams, Wells, Tube wells, Hand-pumps, Canals (manmade sources of water)

large continuous body of salt water.

oceans

covers nearly __% of the Earth's surface and is also divided into different and major oceans as well as smaller seas.

oceans, 72%

Another aspect of studying oceans is the presence dissolved salts called

salinity

5 oceans

Pacific

The large natural stream of flowing water in a single channel towards the sea, a lake, or ocean is known as

river

_______ and _______supply water to the rivers to flow, but some of the water goes or sinks into the ground.

heavy rains and normal rains

Longest Rivers

Nile

biggest and longest river in ph

cagayan

When there is a formation of basins and then filled with water and surrounded by land area are called

lakes

The supply of water in the lakes is due to

rainfall

Lakes could be _____ or ______. Sometimes misunderstood by ponds.

natural made or man made

difference of ponds and lakes

ponds are much smaller than lakes

lagrest lakes

caspian

is a freshwater found in the rock and soil layers beneath the surface.

groundwater

largest reservoir of liquid freshwater on Earth.

groundwater

Water-beating rock layers called "______" are akin to a "_____" which holds groundwater in tiny cracks, activities, and pores between mineral grains.

aquifers sponge

is the total amount of empty pore spaces in the rocks. • It determines the amount of groundwater that an aquifers can hold

porosity

The movement of groundwater within the aquifer is also controlled by the permeability of the material

permeability

is the ability of the rock or sediments to allow water to pass through it.

permeability

a permanent body of ice that consists mainly crystallized snow.

glacier

A soil, rock, or sediment that has frozen for more than two consecutive years is called

permafrost

The frozen ground varies in thickness from a few meters to about

150m

Land areas where water covers the surface for significant periods are

wetlands

wetlands are ________ environments filled with species that rely on both land and water for survival.

biologically diverse

wetlands is also a ____ ecosystem that sensitive to the amount and quality of water.

fragile

types of wetlands

marsh

shallow wetland around lakes, streams, and oceans where grasses and reeds are the dominant vegetation.

marsh

wetland with lush trees and vegetation found in low-lying areas beside slow-moving rivers.

swamp

partly enclosed coastal body of water where fresh waters from the streams meets the saltwater from the sea.

estuary