Answer:
Model
Explanation:
A model of anything is something you make to represent it in it's physical world form
Answer: petroleum
because it is a fossil fuel like coal, and natural gas.
Answer:
Vestigial Structures
Explanation:
Structures that were needed for an organism's ancestor, but no longer required for survival for the current organism. We needed our wisdom teeth and appendix in order to eat tougher foods, but now we do not need those to survive. But, we still have them.
Answer: Maryland, Wyoming, reduced burning of fossil fuels
Explanation: I took the test and got it right.
