Question

What is different between renewable and non-renewable energy sources?

Answer 1

Renewable resources are those resources which are present in unlimited amount and which can easily be ready obtained
e.g. sunlight, air

Non Renewable resources are those resources which are present in limited amount and it take millions of year to form again

e.g. petrol, fossil fuels

Answer 2

Those resources which can be used again and again are called renewable resources and those resources which cannot be used again and again are called non renewable resources.

Renewable resources are present in nature in huge amount like air but non renewable resources are present in very small amount like coal.