Answer:
Water and oil
Explanation:
Water keeps us alive and oil is used in many machines and for power. Both products have cause conflicts over who gets sources of it.
The answer is 4 is helps you estimate the distance between two places.
Unsure. Although it has been proven that microorganisms can live out in space, no one has seen an organism native to planets besides Earth.
Explanation:
Functional regions are made up of a central place and surrounding areas affected by it. Often, this is a metropolitan area that consists of a major city and lots of smaller towns or cities that surround it.
