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We Need ______ to breathe
Air is called the breath of life because it contains oxgen and carbon dioxide which is necessary to sustain life.
Air is used in ______.
Uses of Air:
Very fast moving air is called ______________
Storm : Fast and strong moving wind is called storm.
We Cannot _________,_________ and ____________ Air
Air pollution is the type of pollution we can’t See, Smell, Touch or Taste.
Water Changes into _________when we keep it in The freezer.
When water is kept in a deep freezer, it gets cooled and change into ice at 0°C ice.
We use water in ____________,___________,______________ and ____________
Water is used in homes for drinking, cooking food, washing utensils, cleaning floor, brushing teeth, bathing, washing clothes, flushing toilets and watering plants. These are the domestic uses of water. Water is also used by animals for drinking purposes.
Rivers, ponds, wells, sea are all _________.
Source water refers to sources of water (such as rivers, streams, lakes, reservoirs, springs, and groundwater) that provide water to public drinking water supplies and private wells.
we should _________water always
We should not waste water unnecessarily for example we should immediately turn the running tap off when the water is not in use.
The main sources of drinking water are __________
Our main sources of water for drinking, washing, agriculture and industry are surface water, groundwater and collected rainwater, all of which are dependent on rain and snow falling on the Earth's surface.
__________ is the main source of water on earth
The main source of water is the rainwater. The water cycle is a process that involves evaporation, condensation and precipitation and the output is rainwater. The water source is important in the water cycle.