Coal and Petroleum are non renewable resources, once they get exhausted we can't get them back.
And also it is our duty to pass the present resources to the future generations as we had inherited the resources.
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2) Coal and petroleum are exhaustible fossil fuels. If once finished, it will take millions of years to form again.
by using petrol and diesel pollution of air is caused. moreover the reserves of petrol and diesel are limited and they can be over in the near future hence, we should use petroleum judiciously
coal and petroleum should be used judiciously as there are non renewable substances and takes millions of years to make coal and petroleum
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we should use coal and petroleum judiciously because they are non renewable as well as conventional source of enerygy ,i.e. they cant be renewed once again as they are very limited and exhaustible source of energy.
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Reserves of coal and petroleum are Limited.
➡️ ➡️ ➡️ ➡️ ➡️ ➡️ ➡️ ➡️ ➡️ It takes millions of years for nature to replenish these resources.
Combustion of fossil fuels pollutes the atmosphere by forming oxides of carbon, nitrogen and sulphur.
. Excess amount of carbon dioxide in the atmosphere increase global warming.
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the answer is (3). newton's discoveries of the laws of motion. according to definition, basic research, also called pure research or fundamental research.
it has the scientific objective to advance scientific theories for enhanced understanding or forecast of natural or other phenomena.
basic research is that research that offers the knowledge we don't have; it attempts to learn that aren't always straight applicable or beneficial closely.
electron revolve around the nucleus in certain circular orbits"i stateme best describes atom