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Flashcards in Chapter 1 Deck (24):
1

What are giant sheets of ice called?

Glaciers

2

What is a piece of land surrounded by water on 3 sides?

Peninsula

3

What is the earths crust which is made up of huge slabs of rock called?

Plates

4

What does life on earth depend on to live?

Light and heat from the sun

5

The area that surrounds the earth's crust is called ?

Mantle

6

What happens when earths plates have movement?

1. High mountain ranges form
2. Continents move apart
3. Volcanoes erupt

7

When it is winter in the northern hemisphere it is what in the Southern Hemisphere

Summer

8

What wears away the surface of landforms by causing erosion?

Water, wind, ice

9

What does the earth's crust include?

Ocean floors and continents

10

Dangerous rays from the sun on earth are screened out by

Atmosphere

11

Plates that form the earth' s crust float on _____ in the mantle

Liquid rock

12

What is the process that breaks surface rocks into gravel, sand, soil?

Weathering

13

What is the earth's 1,000 mile thick cushion of gases called?

Atmosphere

14

What is the hemisphere south of the equator called

Southern Hemisphere

15

What is the center of the earth called

Core

16

What is human's natural surrounding called

Environment

17

What is computer software used to map the earth

GIS GEOGRAPHIC INFORMATION SYSTEMS

18

What are cracks in the earth's crust

Faults

19

What is an example of a huge region?

The western U.S.

20

What is the center of the solar system?

The sun

21

What is the path around the sun?

Orbit

22

A full revolution of the earth is called

A year

23

What is the imaginary line running through the earth's center

Axis

24

What 2 continents were connected millions of years ago?

South America and Africa