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Unit 1 Earth Dimensions


Introduction to Earth Science
Why Study Earth Science?

Major Topics and Objectives 
1A.  EARTH’S SHAPE

Lesson 1A:  What is known about Earth’s shape and how do we know about its shape?
Lesson 1A-1:  Earth size with Adam Savage(Mythbusters) Eratosthenes and the speed of light experiment

1B.  EARTH’S SPHERES
Lesson 1B:   What are the three Earth spheres and their characteristics?

1C.  MAP PROJECTIONS, LATITUDE, LONGITUDE, & TIME
How can we determine locations on Earth?
Lesson 1C-1a:  Latitude and Longitude Lesson
Lesson 1C-1b:  Greenwich, England Longitude & GPS Issue Lesson
Lesson 1C-2:  ESRT Latitude and Longitude Lesson
Lesson 1C-3:  Longitude and Time Lesson

1D.  INTERPRETING FIELDS & TOPOGRAPHIC MAPS
Lesson 1D-1:  How to Draw Isolines
Lesson 1D-2:  How to Create a Profile of a Land-form from a Iso-map
Lesson 1D-3:  How to Calculate gradient
Lesson 1D-4:  How are surface features of the Earth mapped?

Unit 1 Earth Dimensions Links:
Maps

Benchmark Search
Virtual Hawaii
Digital Topo Maps
Google Plate Tectonics
Terra Fly
Terra Server
Earth Week
Google Map of BCS
Field Map Resources
Astronomy and Maps
Find the Big Dipper
World Clock
Autumnal Equinox (eSky)
Equinox Dates

Laboratory Investigations
Lab 1-1 Angle of Polaris
Lab 1-2 Latitude, Longitude, and Time
Lab 1-3 Topographic Maps
Lab 8-8 Parents, Polaris, & You

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