The world's high rate of coal consumption is causing many negative impacts on the environment. solving this problem involves a combination of different tactics. which of the following is not a conservation tactic that would solve the problems related to coal consumption?
a. engineering new versions of common household goods that require less electricity
b. developing more efficient methods of mining coal
c. replanting forests to offset the carbon emissions from coal power plants
d. increasing the usage of pollution filters in coal power plants

Depending on the organism the number of in a cell may change

How do water’s relative densities as a solid and a liquid differ from that of most other substances? water’s solid and liquid forms have different densities, while most other substances have solid and liquid forms with similar densities. water’s solid and liquid forms have similar densities, while most other substances have solid and liquid forms with different densities. water’s liquid form is less dense than its solid form, while the opposite is true of most other substances. water’s solid form is less dense than its liquid form, while the opposite is true of most other substances.

What does the number 18.9984 represent in the image?