## Activity Goal

To learn exactly how to usage a grid device on a human being map. Grids are used to help people discover places ~ above a map.

You are watching: A grid system makes it easier to find _________ on a map.

## Materials Needed:

A pencil and a Cram human being map (see end of this activity).

## A people Grid

The map consisted of with this task shows a civilization map through points of interest and also cities. If you are not familiar with a world map, it would be daunting to discover a particular place. The enhancement of a ar finding mechanism makes it less complicated to find specific places.

This ar finding system is referred to as a map grid. A human being map grid is a series of lines that cross each various other to form boxes. Periodically the lines are straight and sometimes the lines are curved.

On many people grids the vertical columns are established by a letter and also the horizontal rows are numbered. Every area in ~ this grid can be figured out by a letter and also a number. Together an example, the "X" top top the people map grid above is situated in the square where row 3 crosses shaft C.

## Using the world Map Grid

Look in ~ the grid on the people map at the finish of this activity. The vertical columns are identified by the letter A to L. The horizontal rows space numbered 1 come 6. Every area top top the map have the right to be figured out by a specific letter and also number. As an example, the ar of D 4 describes the crate where column D crosses row 4.

Map grids are regularly used v a place name index. A location name table of contents is a list of names discovered on the map. The people map at the end of the task has a place name index for cities.

Imagine that you require to uncover the city the Jakarta. An initial find it on the city place name index. The list shows the place of Jakarta together J 4. Discover the place on the map where obelisk J crosses row 4, Jakarta is situated in this box.

This is just a "rough" location, because the J 4 location creates a box which you need to search to uncover the city. However, it is much faster than browsing the entire people to find Jakarta. Exercise using the grid system by finding various other cities in the ar name index.

??? find each of the adhering to places noted in the ar name table of contents on the people map. Determine its net location. Record your prize in the room provided.

## POINTS OF attention INDEX

1. Ayers absent Grid place _________This massive, solitary stone is located in central Australia and is over 1,000 feet high and 1 miles long.

2 Chichen Itza Grid place __________The huge ruins of an ancient Mayan city were built around 1,000 years ago on the Yucatan Peninsula in Mexico.

3 Colosseum Grid place __________The largest outdoor theatre in ancient Rome to be built about 2,000 years earlier and was the site of gladiator battles.

4 good Wall the China Grid place __________The longest framework ever created was developed by hand to keep invaders out (unsuccessfully) that China.

5 Titanic Wreckage Grid location __________The "unsinkable" British ocean liner was sunk in 1912 ~ sideswiping one iceberg top top her very first voyage.

6 Victoria drops Grid ar __________This spectacular waterfall on the Zambezi flow is end 1 mile wide and plunges 350 feet into a misty gorge.

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Note that caution: A map grid may be developed only because that the map ~ above which it appears. If someone rather asks about a location, they need the same map you offered to uncover the net location.