Acid, Base, Neutral

litmus paper

An indicator paper that turns red in an acid and blue in a base

pH paper

determines how strong an acid or a base substance is

neutral

if a substance is this it has a pH of 7 and keeps litmus paper the same color

acid

turns blue litmus red, taste sour, pH of 0-6.9, strong can burn

base

turns red litmus blue, taste bitter, feels slippery, pH of 7.1-14, strong can burn