"Continents and Oceans" Land and Ocean PPT Courseware 2

Description

"Continents and Oceans" Land and Ocean PPT Courseware 2

learning target

Cognitive goals:

1. Remember: the proportion of water and land area on the earth's surface, the names and distribution of the seven continents and four oceans.

2. Know: continents, peninsulas, islands, oceans, seas, and straits.

Skill goal: 3. Be able to fill in the seven continents and four oceans

Emotional goals: 4. Establish materialist and atheistic views.

World sea and land distribution

Former Soviet astronaut Gagarin, who was the first human being to enter space in a spacecraft, said that we gave the earth the wrong name. It should be called "Water Ball". Because the earth seen from space is a very beautiful blue planet, with most of its surface covered by sea water.

think about it

Since most of the earth's surface area is covered by water, then when people named the earth, why did they call it "earth" instead of "water ball"?

In the past, people thought that the ocean was the edge of the land, and even thought that the place where they lived was the center of the land. They did not realize that the ocean was larger than the land, so they named it the earth.

Continents, islands, peninsulas and archipelagos

Continent: A large piece of land with a large area

Island: A small piece of land surrounded by sea water

Peninsula: A protrusion of land into the ocean. Surrounded by sea water on three sides

Archipelago: A group of islands that are very close to each other.

Looking for who is the biggest?

Islands: The largest island is Greenland (North America, Denmark)

Peninsula: The largest peninsula is the Arabian Peninsula

dividing lines between continents

(1) The dividing line between Asia and Europe: Ural Mountains-Ural River-Greater Caucasus Mountains.

(2) The dividing line between Asia and Africa: Suez Canal.

(3) The dividing line between North and South America: the Panama Canal.

(4) The dividing line between Asia and North America: Bering Strait

(5) The dividing line between Europe and Africa: Strait of Gibraltar, Mediterranean Sea

Feedback exercise:

Fill in the blanks:

1. People customarily regard the line between _______ Mountain, _______ River and _______ Mountain as the dividing line between Europe and Asia.

2._______ is a narrow waterway connecting two oceans, and it often becomes an important sea lane.

3.The dividing line between South America and North America is the _______ Canal.

4. The largest continent is _______; the smallest continent is _______.

5.The third largest ocean is _______.

6. _______Continent and _______Continent are a whole, and the full name is _______Continent.

7. The ocean that spans the most longitudes in the world is _______.

8. The continents around the Arctic Circle include _______ continent, _______ continent and _______ continent.

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For more information about the "Continents and Oceans Land and Oceans" PPT courseware, please click on the "Continents and Oceans ppt Land and Oceans ppt" tab.

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"Continents and Oceans" Land and Ocean PPT Courseware 7:

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File Info

Update Time: 2024-11-18

This template belongs to Geography courseware People's Education Edition Geography for Grade 7 Volume 1 industry PPT template

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