Download presentation
Presentation is loading. Please wait.
Published byArnold Chandler Modified over 8 years ago
2
POD: How old is the Earth. (Three complete sentences)
3
When was the Universe was Born? About 14,500,000,000 years ago 14.5 Billion years ago
4
The Earth was Born About 4,600,000,000 years ago 4.6 Billion years
6
What is the study of Earth Called? Geology
8
What makes up the Earth? About 8,000 miles in diameter. There are Four zones.
10
Four zones of the Earth Inner Core Outer Core MantleCrust
11
#1 : Inner Core Solid Core 750 miles in diameter 5,000 Fahrenheit
12
#2 : Outer Core 1,400 miles in diameter Nickel & Iron Creates the North & South Poles
13
#3 : Mantle 1,800 miles in diameter Solid rock The top is molten rock (called Asterosphere)
14
#4 : Crust Called the Lithosphere 20 – 60 miles in diameter We live on top of this level
15
What are the Theories of Geology ? CatastrophismUniformitarianism Modern Geology
16
#1 : Catastrophism Changes to the Earth happen suddenly. Changes happen due to Asteroids, Volcanoes, & Earthquakes.
17
#2 : Uniformitarianism Changes to the Earth happen slowly. Changes happen due to rain, animals, rivers, and oceans.
18
#3 : Modern Theory Changes to the Earth happen Suddenly&Slowly
19
What else do scientists study to find out about the past ? Living Organisms from the past
20
What is the study of past life called? Paleontology
22
What is studied of past life? fossils
23
HOMEWORK Homework page 271 #2.a.b.c.
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.