What causes the tail of a comet to become visible? a. earth b. moon c. sun d. asteroid

If many scientists conduct the same or similar experiments, and all obtain similar results, a can be written, which is a generally agreed-upon statement that explains and predicts how a natural phenomenon works.

How many atomic mass units are equal to 1.672×10−24 g of protons?

1. true or false: minerals are inorganic. true false 2. inorganic means that something has never been found alive 3. halite is another name for and is a mineral with a cubic crystal pattern. table salt rock salt