Module 9 Flashcards
Great amount of the freshwater is found below the earth’s surface
called ___________________
ground water
the rest of the freshwater is found in ___________________________.
lakes, rivers, streams.
are natural resources of water that are potentially useful. Uses of
water include agricultural, households, recreational and environmental activities.
Water resources
All living things require _________ to grow and reproduce.
water
______________ is collected on Earth in the form of surface water and
underground water.
Rain water
Two Main Sources of Water
Surface Water.
Underground Water.
Water present on the surface of the earth in the form of
oceans, rivers, lakes, reservoir, ponds and streams is called ____________________. The
water in rivers and lakes comes from rain and melting of snow on mountains.
Rivers flow into the sea.
surface water.
Some of the rainwater seeps through the soil on to the non-porous rocks below. Sometimes due to high pressure, this water sprouts out in the form of springs. It can be obtained by
digging wells or sinking tube wells, etc.
Underground Water.
lies under the surface of
the land, where it travels through and fills openings in the rocks.
Groundwater
The rocks
that store and transmit groundwater are called _____________
aquifers.
It is observed that only
_____ of Earth’s water is freshwater which is the water needed for life to survive.
3%
Almost all of it is confined
in ice and in the ground. Only_________ of all freshwater is surface water, which serves
most of life’s needs.
0.3%
Most of this water is found
in lakes. Rivers make up ___ of surface freshwater and ________ swamps.
2%, 11%
