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Chris Sci. 1&2
Vocab. Words
Term | Definition |
---|---|
landform region | where topography is made up of mainly one type of region |
hypothesis | possible explanation for a set of observations or answer to a scientific question |
science | a way of learning about the natural world |
constructive force | change earth's shape by building up landmasses and mountains |
engineer | a person who is trained to use technological and scientific knowledge to solve problems |
controlled experiment | testing a hypothesis under conditions established by the scientist |
system | a group of parts that work together as a whole |
relief | differences between the highest and lowest parts of an area |
hemisphere | one half of the sphere that makes up the earth |
topography | the shape of the land |
technology | how people change the world around them to meet their needs |
index contours | labeled elevation contours on a topographic map |
elevation | height above sea level |
equator | imaginary line that circles the earth and is halfway between the north and south poles |
longitude | distance east or west of the prime meridian |
digitizing | converting locations on a map into numbers to enter into the computer |
observation | using your senses to gather information |
contour line | connects points of equal elevation |
key | list of all the symbols on a map |
GPS | method of locating point on the surface of the earth using satellites |