5th Grade Science Vocabulary Crossword Puzzle

QUESTIONS LIST: revolution : one complete orbit of a planet around the sun, or the moon around the earth, oil : also called petroleum; a fossil fuel formed from dead algae and plankton in the ocean; this is burned as gasoline, weathering : the process of breaking down rock into smaller pieces (sediments) by wind, water, and ice, compaction : sediment layers being pressed together (compression) by the weight and pressure of layers being added on top, delta : a triangular-shaped landform formed by the deposition of sediment by water at the mouth of a river, rotation : the spinning of an object on its axis, evaporation : the process by which a liquid changes to a gas; with water, that gas is called water vapor, orbit : the path of an object around another object, weather : condition of the atmosphere at a particular time and place; today, this week, erosion : the process by which sediments are carried away from their original location by wind, water, and ice, variable : the thing that changes in an experiment, canyon : formed by water weathering and eroding sediment from a flat piece of land; has steep sides and usually has a river running through it, cycle : sequence of events that are continuously repeating, deposition : the process of sediment building up in layers in a new place by wind, water, and ice, natural gas : a fossil fuel formed from dead algae and plankton in the ocean; this is used for cooking and heating our homes, glacier : a large body of slow moving ice; these are responsible for creating u-shaped valleys, coal : a fossil fuel formed from dead plant materials in swamps; this is burned to make electricity, condensation : the change from gas to liquid as a result of cooling and condensing, climate : average weather pattern of a particular place over a long period of time; 30 years, precipitation : liquid or frozen water that falls to the surface of earth from clouds in the form of rain, sleet, snow, hail, extinction : death of an entire species, science : the study of the natural world through observation and investigation