Question

answer this qustion form branliy​

Answer 1

Define the following

1. Sedimentation =》The process of settling or being deposited as a sediment.
2. Land breeze =》A breeze blowing the sea from the land, especially at night, owing to the relative warmth of the sea.
3. Deforestation =》The action of clearing a wide areas of trees.
4. Global warming =》Climate change includes both the global warming driven by human emissions of greenhouse gases, and the resulting large-scale shift in weather patterns.

Answer the question

1. Rainwater harvesting systems, also called rainwater collection systems or rainwater catchment systems, technology that collects and stored rainwater for human use. Rainwater harvesting systems range from simple rain barrels to more elaborate structures with pumps, tanks, and purification systems.
2. Gases do not have a definite shape and volume because the molecules in gases are very loosy packed, they have large intermolecular spaces and hence they move around. The particles of solid are closely packed and occupy less space while particles and occupy the complete space available.
3. Fans are fitted near the ceiling or on the sides of the wall due to the convention currents as the warm and light air rises up escape through the fans and fresh air come inside the room through windows as the air is cooler and heavier with respect to the air that was ventilated out of the room.
4. But fire can be deadly, destroying home, wildlife habitat and timber, and polluting the air with emissions harmful to humans health. Fire also releases carbon dioxide - a key greenhouse gas- into the atmosphere. Fire effect on the landscape may be long-lasting.

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