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ES Ch. 1
Vocabulary
| Term | Definition |
|---|---|
| Astronomy | The study of objects beyond Earth's atmosphere. |
| Meteorology | The study of the forces and processes that cause the atmosphere to change and produce weather. |
| Geology | The study of the materials that make up Earth the processes that form and change these materials, and the history of science. |
| Oceanography | The study of Earth's oceans, which cover nearly three-fourths of the planet. |
| Environmental Science | The study of the interactions of organisms and their surroundings. |
| Geosphere | The area from the surface of Earth down to its center. |
| Atmosphere | The blanket of gases that surrounds our planet. |
| Hydrosphere | All the water on Earth, including the water in the atmosphere |
| Biosphere | All organisms on Earth as well as the environments in which they live. |
| Scientific Methods | A method of procedure that has characterized natural science since the 17th century, consisting in systematic observation, measurement, and experiment, and the formulation, testing, and modification of hypotheses. |
| Hypothesis | A supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation. |
| Independent Variable | A variable whose variation does not depend on that of another. |
| Dependent Variable | A variable (often denoted by y ) whose value depends on that of another. |
| Control | A group or individual used as a standard of comparison for checking the results of a survey or experiment. |
| Le Systeme International d'Unites (SI) | The measurements used in the US. |
| Scientific Notation | A method of writing or displaying numbers in terms of a decimal number between 1 and 10, multiplied by a power of 10. |