Earth science

chapter !

Earth science pg 2

the study of the Earth’s land, water, and air outer space….

geology

the stud of land and rocks

Ocenography

scientist who studies the oceans

Meteorology

the Earth’s air, including weather

Astronomy

outer space including planets,stars, and other objects in space

atmosphere pg 7

the gaseous portion of a planet the planet’s envelope of air

hydrosphere

the water portion of earth

geosphere

scientist who studies the solid parts of the earth and how they change

Core

the senter of the Earth.

msntle

the 2890 kilometer thick layer of earth located below the crust.

crust

the top layer of the Earth.

biosphere

all life of earth

latitude pg 11

the disance noth or south of the equatot measured in degrees

longitude

the disance east or west of the prime meridian,

topographic map

map that shows the shape and elevation of the land surface.

contour line

line on a map that connects points of equal elevation

contour interval

the vertical distance between contour lines on a topographic map

sysetem pg 18

any size group of interacting parts that form a complex whole a

hyothesis pg23

a scienttific explanation for a set of observations

theory

a well established reliable explanation of a natural