7th Grade Chapter 1

Violent and sudden movement of the earth's crust

Thin, uppermost layer of the earth

Theory about the earth's structure

Group of satellites traveling around the globe

The earth rotates on its

Thick layer of rock around earth's core

Plains and mountains are examples of

Point where a river originates

Dangerous rays from the sun are screened out by the

Magma can be seen in a(n)

Layer of air surrounding the earth

Body of land completely surrounded by water

The earth's crust includes ocean floors and

Leap year happens every how many years

Undersea earthquakes can cause these huge waves

First day of summer and winter

Seas, oceans and gulfs are large

Deposit of sand and soil at the mouth of the river

The sun, planets and other smaller bodies

The angle of the sun's rays causes the

The study of earth and all its variety

70% of the earth's surface is

Planet's path around the sun

When it's winter in the Northern Hemisphere, it's summer in the

Two characteristics geographers study about a place

Rocks on the earth's surface are broken into gravel, soil and sand by

Underwater plateau

The day with fewest hours of sunlight occurs in the Northern Hemisphere in the

When earth's plates move

Narrow body of water between two pieces of land

Main tools geographers use

Water, wind and ice wear away the surface of landforms by

Physical geography is the study of the earth's

Lowest spots in the earth's crust

Life on earth depends on light and heat from the