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What 7 places does carbon exist?

What are seven places that carbon exists? Trees,Animals,Decomposition,Combustion,Fossil Fuel,Coal, Minerals.

Where is water stored on Earth during the water cycle?


How long does water stay in groundwater?

Estimated depth and residence time of the world’s water supply

Water Equivalent depth (meters) Residence Time
Groundwater 120 ~2 weeks-10,000 years
Ice caps/Glaciers 60 10-1000 years
Atmospheric water .025 ~10 days
Biospheric water .001 ~1 week

Does underground water flow?

Yes, water below your feet is moving all the time, but, no, if you have heard there are rivers flowing below ground, that is not true. Water moves underground downward and sideways, in great quantities, due to gravity and pressure.

Where does water get stored?

Water can be stored in the atmosphere, on the surface of the Earth, or underground. These water storage areas are most commonly known as reservoirs. Natural reservoirs include oceans, glaciers and other bodies of ice, groundwater, lakes, soil moisture, wetlands, living organisms, the atmosphere, and rivers.

How do you make a rainwater harvesting pit at home?

Open up one of the stone slab at the bottom of the storm water drain. Dig a pit of rectangular shape to a depth of one meter or 3 feet. Fill the trench with pebbles or stones or aggregates or broken bricks to 2 ft depth. Add a layer of smaller stones or aggregates (Jelli) for a depth of 6 inches over the pebbles.

What are methods of rainwater harvesting?

Broadly there are two ways of harvesting rainwater, namely; surface runoff harvesting and rooftop rainwater harvesting. Rainwater harvesting is the collection and storage of rain for reuse on-site, rather than allowing it to run off. The stored water is used for various purposes, such as gardening, irrigation, etc.

How do you make a water harvesting model?


  1. You can take a cardboard box to make a model house.
  2. Punch two holes in a two-liter bottle, one at the bottom and other at the top.
  3. Tape the ruler at 90 degree angle over the box.
  4. Place the flat, hard and waterproof object as a slope.
  5. Place the pop bottle under the edge of waterproof roof.

What is rainwater harvesting with diagram?

Rainwater harvesting is the process of collecting rainwater from surfaces on which rain falls, filtering it and storing it for multiple uses. Rainwater harvesting puts the supply of water back to normal levels. It is the collection and storage of water from surfaces that rain has fallen upon.

What are advantages of rainwater harvesting?

What are the benefits of rainwater harvesting? It will reduce water bills, provide an alternative supply during water restrictions and help maintain a green, healthy garden. In fact, depending upon tank size and climate, rainwater harvesting can reduce mains water use by 100%.

What is water harvesting for Class 8?

Rainwater harvesting is the simple process or technology used to conserve Rainwater by collecting, storing, conveying and purifying of Rainwater that runs off from rooftops, parks, roads, open grounds, etc. for later use.

What is the basic idea behind rainwater harvesting?

‘Catch it where it falls’ is the basic idea behind the rain water harvesting. Rain water harvesting is the accumulation and storage of rain water for reuse on site rather than allowing it to run off.

What is water harvesting class 7?

Answer: Rainwater harvesting is a simple and economical way of preserving rainwater that falls on earth. It involves collection of rainwater on the roofs of the buildings and storing it underground for later use. Rainwater harvesting conserves valuable groundwater.

What is rainwater harvesting very short answer?

Rainwater harvesting (RWH) is the collection and storage of rain, rather than allowing it to run off. Rainwater is collected from a roof-like surface and redirected to a tank, cistern, deep pit (well, shaft, or borehole), aquifer, or a reservoir with percolation.

What is rainwater harvesting in points?

Rainwater harvesting is manmade way to collect and store the rainwater and use it when needed. Mostly water is collected from hard surfaces like rooftop and other raised solid surfaces. Simple infrastructural changes can be done for rainwater harvesting.

What can rainwater be used for?

Uses for rainwater Many people use it to water their gardens and plants. You can also use it for showering, washing your car, doing laundry, or watering the grass.