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Boundaries Between the Continents

Imagine giant puzzle pieces! We'll explore where the landmasses meet and how we decide where one continent ends and another begins.

Images

Boundaries between the continents

Boundaries between the continents

wikipedia
Bridge across continents iceland
Secretary of State Hillary Rodham Clinton at the 100th Anniversary of the Boundary Waters Treaty
Secretary of State Hillary Rodham Clinton at the 100th Anniversary of the Boundary Waters Treaty
Ontario Manitoba Boundaries (1915)
Chamonix, France 1924
Secretary of State Hillary Rodham Clinton at the 100th Anniversary of the Boundary Waters Treaty
State line between Kansas and Missouri, near Kansas City, 275 miles west of St. Louis, Mo.
Ephedra (Mormon tea) (Arches National Park, Utah, USA) 4
Secretary of State Hillary Rodham Clinton at the 100th Anniversary of the Boundary Waters Treaty
Casuarina equisetifolia (ironwood) (Captiva Island, Florida, USA) 2
Hillary Rodham Clinton Secretary of State with Canadian Foreign Minister Cannon

Key Facts

Land Connections
Continents can be joined by narrow land bridges called isthmuses.
Water Separations
Continents are often separated by vast oceans.
Island Links
Islands can be associated with continents if they are nearby or on the same giant rock plate.
Suez Canal
A man-made waterway that divides Africa and Asia but is not the primary continental boundary.

Where Do the Big Lands Meet?

Continents are like super-duper big pieces of land. Sometimes, they are right next to each other, like Africa and Asia, which are joined by a little strip of land. Other times, they are separated by huge oceans. We decide where one continent stops and another starts by looking at maps and agreeing on where the lines should be drawn. It's like drawing invisible borders on the Earth!

The Suez Canal Surprise!

Have you ever seen a canal? It's like a man-made river! The Suez Canal is a famous one that connects the Mediterranean Sea and the Red Sea.

It cuts through a narrow piece of land between Africa and Asia. Even though boats can sail through it, the real boundary between the continents is considered to be the land itself, not the water we dug. It's like saying the edge of your playground is where the fence starts, not the path you walk on.

Panama's Tiny Land Bridge

Think about North America and South America. They are connected by a skinny piece of land called the Isthmus of Panama. It's like a long, narrow bridge made of land!

We draw the line between these two continents somewhere on this land bridge. It's not a big, clear line like a river, but more like an agreed-upon spot. This isthmus is so important because it's one of the few places where continents touch land-to-land!

Islands: Continent Neighbors?

What about islands? Some islands are like little neighbors to big continents. If an island is close to a continent, like the British Isles near Europe, it's often considered part of that continent.

Other islands might be far away but are still linked because they sit on the same giant rock plate under the ocean as a continent. It's like how your toy car might be on the same rug as your dollhouse, even if they aren't touching.

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Based on content from Wikipedia · Licensed under CC BY-SA 4.0