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Unit 2 Measuring the Earth
Measuring the Earth
20
Science
8th Grade
09/28/2016

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Term
Atmosphere
Definition
The layer of gasses that surrounds Earth above the surface of liquid and rocky material
Term
Contour Lines
Definition
Connect points of equal elevation
Term
Coordinate System
Definition
The system for determining the coordinates of a point
Term
Crust
Definition
The upper portion of the Lithiosphere
Term
Earths Interior
Definition
Earths surface to earths center
Term
Elevation
Definition
The vertical distance or hight above or below sea level
Term
Equator
Definition
The middle location between the north and south poles
Term
Field
Definition
Any region of space or the environment that has some measurable value of a given quantity at every point
Term
Gradient
Definition
The rate of change from place to place within the field
Term
Hydrosphere
Definition
The layer of liquid water that lies between the atmosphere and much of the upper layer of earths interior
Term
Isoline
Definition
Lines that connect points of equal field values
Term
Latitude
Definition
The angular distance north or south of the equator
Term
Longitude
Definition
The angular distance east or west of the prime meridian
Term
Lithosphere
Definition
The layer of rock that forms the solid outer shell at the top of earths interior
Term
Meridian of Longitude
Definition
Any semi-circle on the earths surface connecting the north and south geographic poles
Term
Model
Definition
A way of representing the properties of an object or system
Term
Pauses
Definition
The interior faces, or boundaries, of the layers of earths atmosphere
Term
Prime Meridian
Definition
The meridian that passes through Greenwich, England,
Term
Profile
Definition
The side view of an areas landscape
Term
Topographic Map
Definition
A contour map, is a commonly used model of the elevation field of the surface of the earth
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