Astronomy Journey to the Cosmic Frontier - PowerPoint PPT Presentation

1 / 23
About This Presentation
Title:

Astronomy Journey to the Cosmic Frontier

Description:

Another effect of Earth's rotation: The Oblate Earth. Equatorial diameter is 40 km larger than polar diameter. A person weighs 150 lb at the North pole. ... – PowerPoint PPT presentation

Number of Views:80
Avg rating:3.0/5.0
Slides: 24
Provided by: john166
Category:

less

Transcript and Presenter's Notes

Title: Astronomy Journey to the Cosmic Frontier


1
Solar System Astronomy Lecture The Earth
2
Measuring Earths Rotation about the Sun
Aberration of Starlight
Effect is 40 arcsec Discovered by Bradley (1720)
3
Measuring the Rotation of the Earth on its
axis Foucault Pendulum (1851)
4
Another effect of Earths rotation The Oblate
Earth
Equatorial diameter is 40 km larger than polar
diameter
A person weighs 150 lb at the North pole. How
much lighter would he be at the equator?
Answer 2 lb
5
Another effect of Earths rotation Coriolis
Effect
6
Wind patterns affected by Coriolis Force
7
Hurricanes and Cyclones affected by Coriolis
Force
8
The Circulation Pattern Around Low-Pressure and
High Pressure Regions
9
The Age of the Earth Represented by a Single Day
10
The Earths Magnetic Field
11
Evidence of Magnetic Field Reversals
12
Density versus Depth in the Earth
13
The Interior of the Earth
14
The Crust of the Earth
15
The Motion of the Continents During the Past 540
Million Years
16
Sea Floor Spreading
17
The Crustal Plates of the Earth
18
The Three Kinds of Plate Boundaries
19
The Cycle of Formation and Destruction of the
Earths Crust
20
The Temperature Structure of Earths Atmosphere
21
The Greenhouse Effect
22
The Van Allen Belts
23
The Earths Magnetosphere
Write a Comment
User Comments (0)
About PowerShow.com