"Continents and Oceans" Land and Ocean PPT Courseware 5

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"Continents and Oceans" Land and Ocean PPT Courseware 5

1. Earth? water polo?

"We gave the Earth the wrong name. It shouldn't be called Earth, it should be called Water Polo."

The distribution of sea and land constitutes the basic features of the earth

When the ancients named the earth, why did they call it "earth" instead of "water ball"?

Because people lived on land and the technology at that time was underdeveloped, it was impossible to know the full picture of the earth.

Distribution characteristics of world sea and land:

Viewed from a globe, the world's land and sea distribution is _____. The land is mainly concentrated in the _____ hemisphere, but there is a _____ around the North Pole; the oceans are mostly distributed in the _____ hemisphere, but there is a _____ around the Antarctic.

2. Seven Continents and Four Oceans

(1) Seven continents

1. Distinguish concepts

continent, island, peninsula, continent

2. Overview of the seven continents

(1) Name, location and characteristics

(2) Area comparison

(3) The dividing line between the seven continents

Concept distinction: continent, island, continent, peninsula, strait

vast land mass

A continent and its surrounding islands are collectively called a continent.

smaller land mass

A narrow channel of water that communicates between two oceans.

A protrusion of land into the ocean

seven continents and four oceans

Best on the continent:

1. The largest area - Asia

2. The smallest area - Oceania

3. The continent with the highest latitude and the widest range of longitude—Antarctica

dividing line between continents

1. The dividing line between Asia and Europe:

_______ Mountain—_______ River

_______Sea—_______Mountains

_______ sea-_______ strait.

2. The dividing line between Asia and Africa

suez canal

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

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

(2) Four Oceans

Pacific Ocean: The largest, deepest, and most islands.

Atlantic Ocean: The second largest ocean in the world, with an outline slightly like an "S" shape.

Indian Ocean: The third largest ocean in the world, located entirely in the Eastern Hemisphere.

Arctic Ocean: The smallest, shallowest, highest latitude, and widest ocean in longitude.

P35 activity questions:

1. Observe the globe and find out the seven continents and four oceans and see their relative positions.

2. Read Figure 2.6 and answer:

Which continents does the equator pass through?

Which continents are to the south of Asia, Europe and North America?

Which ocean or continent are the Arctic and Antarctic regions respectively?

3. Read Figure 2.11, understand the outlines of the seven continents, and compare the area of ​​each continent. And compare with the world map, talk about the outline shape of each continent.

Sorting by area: Asia, Africa, North and South America, Antarctica, Europe and the Ocean

test:

1. The largest continent in the world is __________; the largest ocean is __________;

2. The continent with the most longitudes in the world is __________;

3. The ocean surrounded by three continents is __________;

The continent surrounded by three oceans is __________;

4. The boundaries between Asia and Europe are __________ mountains, __________ rivers, and __________ mountains;

The dividing line between Asia and Africa is __________;

The dividing line between North and South America is __________.

Multiple choice questions

1. The largest continent in the world is ( )

A Eurasian continent B North American continent C African continent D South American continent

2. The continent with the largest area ( )

A Africa B Asia C South America D Oceania

3. The continent with the most longitudes ( )

A Asia B Europe C Antarctica D Oceania

4. The ocean that spans the most longitudes is ( )

A Arctic Ocean B Pacific Ocean C Indian Ocean D Atlantic Ocean

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Update Time: 2024-11-22

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

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