If you are referring to Pangea, the theorized land mass that all continents were once part of, they know this because of the continents' puzzle like features, because things most likely exploded apart, causing the seemingly random shapes of the shores of the continents.
Pangea
the evidence is istoy lng.......
Wegner's hypothesis about the continents was that they were once a large land mass, known as Pangaea.
pangea
The theory that the continents used to be one single land mass all "pushed together" is called pangaea
Pangea
the evidence is istoy lng.......
What is the continents of asia are really parts of the same land mass?
All the continents used to be a part of one land mass and separated. This supercontinent was Pangea.
Eurasia is the single land mass that consists of Europe and Asia. It is the largest contiguous landmass on Earth, and the terms Europe and Asia are used to distinguish the western and eastern parts of this landmass.
Asia is the biggest in land mass.
The early continents are known as "cratons" or "proto-continents." These were the building blocks of the current continents and formed during the Precambrian era.
The inference is that both continents were once one single land-mass.
Asia and Africa.
Asia, like other continents, has a diverse range of landscapes, cultures, and languages. It is also home to many different countries with their own histories and traditions. Additionally, Asia plays a significant role in global economics and politics, similar to the influence of other continents.
Europe and Asia
The land mass was called Pangaea before the continents split into the continents we know today. Pangaea was a supercontinent that existed about 335 million years ago.