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Mr. Hess Topic 1
Introduction to Earth's Changing Environment
| Question | Answer |
|---|---|
| accuracy (*) | the degree of closeness of a measured quantity to its actual (true) value. |
| astronomy | the study of the universe. |
| basic quantities | measurements made by a direct comparison to certain accepted standard units of measurement. |
| change | the alteration or modification of the characteristics of a part of the environment. |
| classification | the grouping together of similar observations and inferences to make the study of objects and event more meaningful or easier to understand. |
| cyclic change | an orderly change in the environment in which an event repeats itself with reference to time and space. |
| density | the concentration of matter in an object. |
| dynamic equilibrium | a condition of the balancing out of opposing forces or actions. |
| earth science | the study of earth and its position in the universe. |
| event | the occurrence of a change in the properties of an object or a system. |
| field | any part of the universe that has some measurable value of a given quantity at every point. |
| geology | the study of the history, structure, processes, and composition fo Earth's solid surface down to Earth's center. |
| inference | an interpretation of an observation. |
| instrument | a man-made device that extends the senses beyond their normal limits. |
| interface | the boundary between regions with different properties, along which energy is exchanged. |
| length | the distance between two points. |
| mass | the amount of matter in an object. |
| matter (*) | the substance of which physical objects are composed. |
| measurement | a means of expressing an observation with greater acuracy or precision. |
| meteorology | the study of Earth's atmosphere, including weather and climate. |
| misconception | a mistaken belief or a misunderstanding. |
| natural hazard | a non-human related object, process, or situation that has the possibility of causing loss of life, personal injury, or loss of property. |
| natural resources | the materials and energy sources found in the environment that humans use in their daily lives. |
| observation | the perception of some aspect of the enviroment by one or more human senses. |
| oceanography | the study of all aspects of Earth's oceans. |
| percent deviation | the amount of error expressed as a percentage. |
| phase | one of the three main forms of matter. |
| pollutants | substances and forms of energy that pollute. |
| pollution | when the concentration of any substance or form of energy reaches a proportion that adversely affects people, their property, or plant or animal life. |
| precision (*) | the degree fo mutual agreement among a series of individual measurements. |
| prediction | a type of inference about the condition and behavior of the environment in the future. |
| range (*) | the diffrence between the highest and lowest value. |
| rate of change | how much a field is altered over a given time. |
| time | our senses of things happening one after another or as the duration of an event. |
| universe | all matter, time, energy, and space. |
| volume | the amount of space that an object occupies. |
| weight | the pull of Earth's grvitation on an object. |
Created by:
dhess
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