GED Science definition and key words to know for 2022 exams

GED Science definition and key words to know for 2022 exams Abiogenesis - Belief that livings things may develop from lifeless matter Acid - A compound that In water produces hydrogen ions, usually tastes sour, a pH less than 7 Acid rain - rain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with water Alloy - Homogenous mixture composed of two or more metals Amoeba - A type of Protozoan that has no permanent shape Amorphous - having no definite form or distinct shape Amplitude - The maximum value of a wave or vibration Anaerobic respiration - Fermentation, or respiration in the absence of oxygen Anemia - lack of a normal number of red blood cells