Let's look at some formulas for feldspar molecules.
In each of these you should notice that besides there being 8 oxygen atoms, the total number of atoms adds up to
13. (if an element has only 1 atom the number is just left off)
Coral reefs form in warm, shallow waters.
Because a hypothesis is different from the research question, research is usually required before you make a hypothesis. A hypothesis is a prediction of the test that is about to incur. Without the research the people doing the test would not know what to be looking for or how to setup the test. Because of the reason;
I assume the answer is, after generating an idea from an observation.
The answer to your question is true.