How can you make a good working website without

Keep your choice of a major there is probably no single correct choice.

An atom's diameter is about 0.1 nanometer (1×10-9m), and a human hair is about 1×10-3m. how many times greater is a human hair than an atom's diameter? sorry pushed wronf button but this is math

When copying and pasting text, the first step is move your cursor type the text select the copy command select the paste command