Significant Imaginary Lines
Help!
|
|
||||
|---|---|---|---|---|---|
| The Antarctic Circle | The Antarctic Circle lies three-quarters of the way between the equator and the South Pole.
🗑
|
||||
| Arctic Circle | 3/4 of the way between the equator and the North Pole lies the Arctic Circle. Above this line is the Arctic region, where nights last for 24 hours in the middle of winter. It is known as the Land of the Midnight Sun because in summer the sun never sets
🗑
|
||||
| DEW Line | The DEW (distant early warning) line is a 3,000-mile line of radar stations north of the Arctic Circle. It should notify the U.S. and Canada of the approach of enemy planes or missiles.
🗑
|
||||
| The Equator | This imaginary circle goes around the middle of the earth for 24,902 miles. It divides the Northern Hemisphere from the Southern Hemisphere and is exactly half way between the North and South Poles.
🗑
|
||||
| The International Date Line | An imaginary line where the date changes one day when passed. It is one day earlier east of the line than it is on the west.
🗑
|
||||
| Meridians | Imaginary lines:run north&south on a map from pole - pole. Meridians express degrees of longitude or how far a place is away from prime meridian (runs through Greenwich, England). Longitude&latitude form grid to locate any place on the earth.
🗑
|
||||
| Parallels | maginary lines that run east and west on a map. Parallels represent degrees of latitude, or how far a place is away from the equator. The equator's latitude is 0° and the poles are 90° south and north. One degree of latitude equals about 69 miles.
🗑
|
||||
| The Tropic of Cancer | A parallel line of latitude that is a quarter of the way from the equator to the North Pole. During the summer solstice, the sun is directly overhead. 23.5 degrees north
🗑
|
||||
| The Tropic of Capricorn | This line of latitude is a quarter of the way from the equator to the South Pole. During the winter solstice, the sun is directly overhead. 23. 5 degrees south
🗑
|
||||
| The Hemispheres | North (top), East (right), South (bottom), West (left). The Western Hemisphere includes North and South America, their islands, and the surrounding waters. The Eastern Hemisphere includes Asia, Africa, Australia, and Europe.
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
jlarose