Name: ____________________________________________

Mr. LaFranca’s - Period ___________ Date: ________________________________

Aim: What are Latitude and Longitude?

Do Now: Using the map, where is this location?

________________________________________

The shape of

the Earth

How can you

locate

something on

the Earth?

• The Earth is ______________________ in shape.

• Unlike a map which has edges, a sphere has no

_____________________________ . It is continuous.

• Because the Earth is so large, imaginary lines have been made to

___________________________________________________.

• These smaller pieces of Earth make it easier to ________________

_____________________________________________________.

Earth Science - Note Packet #6

X

Stamp Area

Latitude Lines

Facts about

Latitude Lines

• Latitude lines are imaginary lines that run ___________________.

• They divide the Earth into _______________________

Hemispheres

•

• Latitude lines __________ touch each other. They are

____________________________________.

• They are separated by increments of ______________ degrees.

• The __________________________ is the largest Latitude.

• Except for the Equator, all Latitudes has an equal but ___________

______________. Ex- 10o N latitude has an opposite 10o S latitude.

Latitude

• Longitude lines are imaginary lines that run _________________.

• They divide the earth into ______________________ Hemispheres

• Latitude lines cross each other at __________________________

_____________________________.

• They are separated by increments of ________________ degrees.

• There are 2 special longitudes

(_____________________________________________________)

• Except for the Prime Meridian and International Date Line, all

Longitudes has an equal but _____________________________.

Ex- 10o E longitude has an opposite 10o W longitude

Longitude Lines

Facts about

Longitude Lines

Longitude

Lines of longitude are numbered east from the Prime Meridian to the

180° line and west from the Prime Meridian to the 180° line.

Prime Meridian

INTERNATIONAL DATE LINE

180°

The Prime Meridian (0°) and the 180° line split the earth into the

____________________________________________________.

Places located __________ of the Prime Meridian have an_______

longitude (E) address. Places located __________ of the Prime Meridian

have a ___________ longitude (W) address.

• SEPARATES 2 CALENDAR DAYS.

• America to Asia – _______________

• Asia to America – _______________

How do Latitude

and Longitude

work together

Application

By combining latitude and longitude, any location can be pinpointed

A location’s coordinates (____° N or S, ____ ° E or W)

North America is in the _________________ Hemisphere because it is

north of the Equator. North America is in the ______________

Hemisphere because it is west of the Prime Meridian.

Fractions of a

Degree

LONGITUDE

AND TIME

Greenwich,

England is the

logical starting

point for time

zones

• The world rotates (spins) 360° in 24 hours.

360° / 24 hours = __________________ per hour

• The world has ______________ time zones, each _______ apart.

THERE IS A 1 HOUR TIME DIFFERENCE FOR EVERY 15° OF LONGITUDE

• The world rotates west to east (_______________), time zones to

the east are _______________of the those time zones to the west

Questions:

1. Base your answer to the following question on the latitude and longitude system shown below. The map represents a part of the Earth's surface and its latitude-longitude coordinates. Points A through F represent locations in this area.

How are latitude and longitude lines drawn on a globe of the Earth? A) Latitude lines are parallel and longitude lines meet at the poles. B) Latitude lines are parallel and longitude lines meet at the Equator. C) Longitude lines are parallel and latitude lines meet at the Equator. 2. The diagram below shows latitude measurements every 10 degrees and longitude measurements every 15 degrees.

What is the latitude and longitude of point X? A) 40° S 45° E B) 50° N 45° W C) 60° S 30° W D) 75° N 30° E

3. The lines on which set of views best represent Earth’s latitude system?

4. Base your answer to the following question on the information, map, and cross section below. The map represents a portion of Earth's surface in the Pacific Ocean. The positions of islands, earthquake epicenters, active volcanoes, and the Tonga Trench are shown. Lines of latitude and longitude have been included. The cross section shows earthquakes that occurred beneath line XY on the map. Depth beneath Earths surface is indicated by the scale along the left side of the cross section, as are the range of depths for shallow, intermediate, and deep earthquakes. Distance from the trench is indicated by the scale along the bottom of the cross section.

The latitude and longitude of the center of Vanau Leva is closest to A) 17° N 179° W B) 17° N 181° W C) 17° S 179° E D) 17° S 181° E

5. The graph below shows the snow line (the elevation above which glaciers form at different latitudes in the Northern Hemisphere).

At which location would a glacier most likely form? A) 0° latitude at an elevation of 6,000 m B) 15° N latitude at an elevation of 4,000 m C) 30° N latitude at an elevation of 3,000 m D) 45° N latitude at an elevation of 1,000 m 6. The diagram below represents part of Earth's latitude-longitude system.

What is the latitude and longitude of point L? A) 5° E 30° N B) 5° W 30° S C) 5° N 30° E D) 5° S 30° W

7. Base your answer to the following question on the map below.

The isolines on the map show the increases in elevation that have occurred since the end of the ice age in this part of North America. A and B are two points on isolines. Several towns within the area are indicated. What is the approximate latitude and longitude of Fort George? A) 54º N 78º W B) 66º N 82º W C) 78º N 54º W D) 82º N 66º W

8. The map below shows the location and diameter, in kilometers, of four meteorite impact craters, A, B, C, and D, found in the United States.

What is the approximate latitude and longitude of the largest crater? A) 35° N 111° W B) 39° N 83° W C) 44° N 90° W D) 47° N 104° W 9. Base your answer to the following question on the diagram below, which represents latitude and longitude lines on Earth. Points A through E represent locations on Earth. Arrows represent direction of rotation.

What is the approximate latitude and longitude of location A? A) 160° N, 15° E B) 160° S, 15° W C) 15° N, 160° E D) 15° N, 160° W

10. The diagram below represents a portion of the Earth's latitude and longitude system.

What are the approximate latitude and longitude of point A? A) 15° S 20° W B) 15° S 20° E C) 15° N 20° W D) 15° N 20° E 11. The diagram below represents a portion of a map of the Earth's grid system. What is the approximate latitude and longitude of point A?

A) 15°N. 30°W. B) 15°S. 30°W. C) 15°N. 30°E. D) 15°S. 30°E