Plants are separated into C) 3 categories.
Answer:
An example of a slow change is erosion and an example of rapid change is an earthquake.
Covalent Bonds: A Hydrogen Example. A covalent bond is a chemical bond that comes from the sharing of one or more electron pairs between two atoms. Hydrogen is an example of an extremely simple covalent compound. A hydrogen example.
It becomes positive because ATP synthase allows H+ ions to pass through the membrane .