8th Grade Science Terms Crossword

The process by which green plants and some other organisms use sunlight to make food from carbon dioxide and water
The process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of earth
Energy from a source that is not depleted when used, such as wind or solar power
Energy from a source that will run out or will not be replenish
The basic unit of a chemical element
A substance made by mixing other substances together
The remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock
A plastid that contains chlorophyll and in which photosynthesis takes place
An animal that is hunted and killed by another for food
An animal that naturally preys on others
The tidal mouth of a large river, where the tide meets the stream
A process in which environmental or genetic influences determine which types of organism thrive better than others, regarded as a factor in evolution
A table of chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure appear in vertical columns
The change of the physical state of matter from the gas phase into the liquid phase, and is the reverse of vaporization