Earth Science

Chapter 1

Earth science

The study of the earth’s land,water and air and outer space

Geology

Earth is the form and composition, and the changes it has undergone and is undergoing.

Oceanography

The study of the oceans and oceanic continental

Meteorology

study of the climate

Astronomy

The study of space

Atomsphere

The planet’s envelope of air

Hydrosphere

half of the earth

Geoshere

The composed of the core, the mantle, and the crust

Core

the soild and molten layer at the center of the earth

Mantle

the layer of the earth that surrounds the core

Crust

the top layer of the earth

Biosphere

All the life on earth

Latitude

distance north or south of the equator

Longitude

distance east or west of the prime meridian

Topographic map

shows elevation on Earth

Contour Line

line on a map that connects points of equal elevation

Contour Interval

the vertical distance between contour lines on a topographic map

System

any size group that is within a whole group

Hypothesis

The set of observations that can be tested in ways that support or reject

Theory

explanation of a natural or physical phenomenon