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30 Cards in this Set
- Front
- Back
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What is Science?
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observation, identification, description, experimental investiagtion, and theoretical explanation of phenomena.
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What is technology?
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the application of the information provided by science, thus creating processes and producing items that meet human demands.
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Objectivity
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the ability to present material based only on facts-- uninfluenced by emotions or personal biases.
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Subjectivity
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the presentation of material as influenced by personal opinions, biases, or emotions.
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What is a theory?
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an idea or an explanation of phenomena (observed events).
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Inductive reasoning
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a type of reasoning that results in a general rule based on the analysis of individual instances.
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Deductive reasoning
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a typ of reasoning that makes use of a general rule to predict results or events.
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Empirical research
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research that is observational.
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What is a hypothesis?
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an educated guess concerning the explanation of phenomena.
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What is a law?
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a statement that describes how nature seems to behave under certain conditions.
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Scientific model
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a representation of a theory, usually in the form of an illustration, an analogy, a mathematical equation, or an actual physical structure.
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Ethics
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inquiry into the moral suitability of an action or idea, into what is right or wrong, and into what is good or evil.
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Metric system
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the system of measurement used by scientists.
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chronology
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a list, table, or description of events in their order of occurence.
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What is a fossil?
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the remains or impression of a thing that lived in the distant past, preserved in rocks or other substances of Earth.
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Radiometric dating
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a process for determining the age of remains or the dates of past events by measuring the rate at which certain radioactive elements disintegrate.
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What is a hominid?
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any of the errect two-legged primate mammals that include recent species of humans as well as extinct ancestral and related forms.
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Astronomy
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the scientific study of objects and phenomena beyond the atmosphere of Earth.
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Astrology
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a study of celestial objects in order to predict human events.
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Rotation
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the turning of an object on its axis.
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Revolution
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the movement of one object around another.
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Precession
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a change in the orientation or the direction of the axis of rotation of Earth over a period of about 26,000 years.
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What is a constellation?
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a pattern of stars in the night sky.
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Summer solstice
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the day on which the sun rises to its most northern point along the horizon and reaches its maximum height overhead at noon. On this day, the hours of daylight are at a maximum.
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Winter solstice
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the day on which the sun rises to its most southern point along the horizon and reaches its maximum height in the sky. This is the shortest day of the year for sunlight.
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Equinox
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a day on which the number of hours of daylight equals the number of hours of darkness.
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What is a megalith?
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a construction of one or more very large rocks.
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What is a petroglyph?
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a carving or inscription on a rock.
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What is a medicine wheel?
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a calendrical device constructed of loose stones.
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Stonehenge
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one of hundreds of stone ring structures that dot the countryside of places such as England, Ireland, & Scotland. It is one huge megalith.
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