Unit 4 - Energy and Matter for Life Vocabulary - 9th Grade
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10 Terms
Matter
anything that has mass and takes up space.
Chemical Energy
the energy contained within molecules that can be utilized by living organisms to preform biological processes
Photosynthesis
plants use the sun's energy to convert water and carbon dioxide into sugars
ATP (adenosine triphosphate)
composed of a sugar ribose, nitrogenous base adenine, and a chain of three phosphate groups bonded to it
Chemical Reactions
the making and breaking of chemical bonds, leading to changes in the composition of matter
Reactant
a chemical substance that is present at the start of a chemical reaction
Product
a substance produced in a chemical reaction
Cellular Respiration
process that releases energy by breaking down glucose and other food molecules in the presence of oxygen
Aerobic
process that requires oxygen
Anaerobic
process that does not require oxygen