September 8, 2011September 8, 2011

Without using any resources( books or Without using any resources( books or others) write as many states as you others) write as many states as you can on the map of the USA.can on the map of the USA.

Objectives: Objectives: ► use a coordinate use a coordinate

system to find system to find locationslocations

AgendaAgenda

►Map ActivityMap Activity► Latitude and Latitude and

Longitude notesLongitude notes► Lab #6: Latitude Lab #6: Latitude

and Longitudeand Longitude► Topographic Notes Topographic Notes ►Gradient worksheetGradient worksheet

Accuracy in locationAccuracy in location

►For more accuracy in location, For more accuracy in location, degrees can be divided into degrees can be divided into smaller parts.smaller parts.

►One degree can be divided into 60 One degree can be divided into 60 minutes(')minutes(')

Polaris Polaris

► Is always above the north poleIs always above the north pole► It is a celestial object ( outside of It is a celestial object ( outside of

earth’s atmosphere)earth’s atmosphere)

►Latitude is equal Latitude is equal to the angle of to the angle of Polaris in the Polaris in the Northern Northern HemisphereHemisphere

What is the latitude of the What is the latitude of the observer?observer?

HemispheresHemispheres

►By using the equator and By using the equator and prime meridian, we can prime meridian, we can divide the world into four divide the world into four hemisphereshemispheres, north, south, , north, south, east, and west. east, and west.

Time ZonesTime Zones

►The Earth is divided into 24 time The Earth is divided into 24 time zones, corresponding to 24 hours in a zones, corresponding to 24 hours in a day. day.

►Each 15° is one hour difference in Each 15° is one hour difference in time.time.

►As you move west the time is one As you move west the time is one hour lesshour less

►Places that have the same longitude Places that have the same longitude will be in the same time zone.will be in the same time zone.

Latitude and Longitude Latitude and Longitude ResourcesResources

►Latitude and Longitude Quiz

GradientGradient

►• • The change in elevation from The change in elevation from one point to another is the slope one point to another is the slope of the terrain. This is a measure of of the terrain. This is a measure of how steep the slope is.how steep the slope is.

►Gradient = Gradient = RiseRise = = Change in Change in elevationelevation

RunRun distance distance

Ticket out the doorTicket out the door

►Complete gradient worksheet.Complete gradient worksheet.