Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


Coal and petroleum are non renewable sources.. Once they are used up it takes millions of millions of years for them to be formed again.Hence they should be used judiciously
3 4 3
Thnx for answering
plz chose as best if it helped u..
Coal and petroleum take millions of years to form. So they should be used judiciously.
2 4 2
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts