Elements are solid liquid and gas substance that can be found on earth which statements best describes an element

In an oxidation-reduction reaction, oxidation is what happens when a reactant

How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?