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earthg science
earth science
| Question | Answer |
|---|---|
| earth science | the scientific study of earth and the universe around it. |
| oceanography | the scientific study of the ocean. |
| geology | the study of the origin, history, processes, and structure of the soild earth. |
| meteorology | the scientific study of earths atmosphere. |
| astronomy | the study of the way in wich humans interact with the environment. |
| environmental science | the studt of the way in wich humans interact with the environment. |
| climatatology | the study of past and present climates. |
| hydrology | the scientificstudy of the properties, distribution, use, and circulation of the water on earth. |
| hydrogoelogy | the branch of geology thtat studies the movement of sudsurface water though rocks and the effect of moving water on rocks, including their erosoin. |
| observation | the process of obtaining information by using the senses. |
| hypothesis | an idea or explanation that is based on observation and that can be tested. |
| question | a problem to be tested or solved through an experiment. |
| independent varible | factors that can be changed by the person change in the independent varible. |
| dependent variable | variable that change as a result of a change in the independent variables. |
| control group | a group that serves as a standard of comparison with another group to wich the control group as identical exept for one factor. |
| controlled experiment | an experiment that contains a control group. |
| conclustion | the decision or answer to the questoin, based on data of obervations. |
| accurcy | how closr a measurement is to the ture vale of the thing being measurements. |
| precision | the exactness of the measurement. |
| error | an exression of the amount of imprecision or variation in a set of mesurements. |
| model | a description, representtation or imitation of an oject, system, process, or concept. |
| conceptual model | verbal or graphical models that represent how a system works or is organized. |
| mathematical model | mathematical equations that represent a way a system or processes or complex systems. |
| computer model | the use of a computer to represent simple processes or complex systems. |
| peer review | the process in which experts in a given field examine the results and conclusions of a scientists study before the study is accepted for publication. |
| theory | the explanation for some phenomenon that is based on observation, experimentation,and reasoning, that is supported by a large quantity of evidence, and that does not conflict with sny existing experimental results or observations. |
| measurement error | random errors wich cause measurements to be too large or too small. |
| assumptions | something that is believed to be true without proof. |
| length | the distance from end to end. |
| volume | the amount of space occupied by an objects mass. |
| weight | a measurement of the froce of gr |
| measurement error | random errors wich cause measurements to be too large or too small. |
| assumptions | something that is believed to be true without proof. |
| length | the distance from end to end. |
| volume | the amount of space occupied by an objects mass. |
| weight | a measurement of the force of gravity polling on an objects mass. |
| mass | the amount of matter in a substance. |