Answer:
I'm pretty sure it's #2. Sorry if I am wrong.
so, what are good sources for learning advanced math?
I believe it is false.
I think that electromagnetic radiation can occur in other forms such as rays. Rays and waves seem similar and are both apart of the electromagnetic spectrum, but they take different forms.
Answer:
0.000527
What is 5. 27 × 10–4 written in standard form?