The fossil fules are used as energy sources but they cause pollution and are what​

The correct answer is - non-renewable.

Explanation:

The non-renewable source of energy is the source of energy that can not be replaced naturally in the manner and the pace of the consumption of these sources. Nuclear, oil, fossil fuels, natural gases and other are an example of these type of energy source.

Fossil fuels were generated due to the decomposition of the dead plants and animals within the Earth over millions of years therefore these are called fossil fuels. These fuels are cause pollution by burning.

the sun creates it's own light, also gives light and life to bunch of stuff like plants,animals,humans etc.photosyntesis is the process of making food which needs sun,water,nutrients etc.