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Earth Science
Vocabulary Terms for Landforms and Fossils
| Question | Answer |
|---|---|
| sedimentary rocks | sediments squeezed and cemented together by heat and pressure to form layers |
| fossils | remains of dead plants and animals |
| Carbon Dioxide/Oxygen Cycle | exchange of carbon dioxide and oxygen gases between plants and animals |
| oxygen | gas given off by plants that is needed by animals |
| carbon dioxide | gas given off by animals that is needed by plants |
| photosynthesis | food making process in plants which use sunlight, water, and carbon dioxide |
| water cycle | cycle of water that change into differnt states and its movement from one place to another on Earth |
| evaporation | liquid changes into a gas called water vapor |
| condensation | changes from water vapor to water droplets; water droplets in the atmosphere collect and form clouds |
| precipitation | water falling on the Earth in the form of rain, snow, sleet, and hail |
| collection | water that flows into a specific gathering spots such as lakes or oceans |
| weathering | process by which rocks are broken down into smaller pieces, caused by wind, water, ice, gravity, and roots of plants |
| erosion | movement of weathered materials by water, wind, gravity, and ice |
| delta | landform usually found where the rivers meet large bodies of water; they are fan shaped |
| canyon | a deep, narrow valley located between rocky cliffs; it has steep sides;has a V shape |
| sand dune | is a mound or hill made of sand; usually located near bodies of water |
| glacial valley | a landform formed by the movement of a glacier; glacial valley is shaped like the letter U |
| deposition | the process of depositing sediment in a new location |