Ellie is visiting the grand canyon on her summer vacation. everyone in her tour group marvels at the different rock layers and colors within the canyon. a lot of them are wondering, "why do the layers vary in color? " how could ellie use the scientific inquiry process to find out? check all that apply.

An atom that has fewer electrons that protons is called a positive ion.

The best answer is (a) which is universal law is in effect at all times. it is constantly at play in everything we do and governs our lives. it is also important to note that universal law applies to not only everything on earth, but everything in the universe as well, which is another reason why it is in effect at all times.

You would need to take a picture so i can see