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Alfred Wegener was a German scientist who first proposed the hypothesis of continental drift in the early 20th century. He suggested that the continents were once joined together in a single landmass called Pangaea and had drifted apart over millions of years.
Alfred Wegener's hypothesis of continental drift proposed that all continents were once connected in a single supercontinent called Pangaea. Over time, Pangaea broke apart and the fragments drifted to their current positions. Wegener's idea eventually led to the development of the theory of plate tectonics.
The hypothesis that proposed that Earth's continents were once joined in a single land mass is called continental drift. This theory, formulated by Alfred Wegener in the early 20th century, suggested that the continents were once part of a supercontinent called Pangaea that later broke apart and drifted to their current positions.
Alfred Wegener found the following evidence to support his hypothesis of continental drift: similar rock formations and mountain ranges on different continents, matching plant and animal fossils found on separate continents, and the fit of the continents' coastlines like a jigsaw puzzle. Additionally, Wegener also noted similar geological features such as ancient glacial deposits and climate patterns that aligned when the continents were reconstructed as a single landmass called Pangaea.
Alfred Wegener's idea that tidal forces could cause continental drift was refuted as impossible because tidal forces act on ocean water, not solid land masses. The forces required to move continents are much greater than those caused by tides. Additionally, there was no mechanism known at the time to explain how tides could cause such significant movement of continents.
Alfred Wegener was a German scientist who first proposed the hypothesis of continental drift in the early 20th century. He suggested that the continents were once joined together in a single landmass called Pangaea and had drifted apart over millions of years.
Alfred Wegener's hypothesis of continental drift proposed that all continents were once connected in a single supercontinent called Pangaea. Over time, Pangaea broke apart and the fragments drifted to their current positions. Wegener's idea eventually led to the development of the theory of plate tectonics.
The hypothesis that proposed that Earth's continents were once joined in a single land mass is called continental drift. This theory, formulated by Alfred Wegener in the early 20th century, suggested that the continents were once part of a supercontinent called Pangaea that later broke apart and drifted to their current positions.
Alfred Wegener's project was the theory of continental drift, which proposed that Earth's continents were once joined together as a single landmass called Pangea and have since drifted apart over millions of years. Wegener's work laid the foundation for the later development of the theory of plate tectonics.
Alfred Wegener found the following evidence to support his hypothesis of continental drift: similar rock formations and mountain ranges on different continents, matching plant and animal fossils found on separate continents, and the fit of the continents' coastlines like a jigsaw puzzle. Additionally, Wegener also noted similar geological features such as ancient glacial deposits and climate patterns that aligned when the continents were reconstructed as a single landmass called Pangaea.
Well it wasn't so much climate as the fossils that have been found. Fossils have been found in Antarctica of plants that only occur in tropical climates so at one point it must have had a tropical climate. That is the most dramatic example but there are more subtle ones that led him to believe that the continents, at one point, must have been in different locations on the Earth and then moved to where they currently are.
Alfred Wegener's idea that tidal forces could cause continental drift was refuted as impossible because tidal forces act on ocean water, not solid land masses. The forces required to move continents are much greater than those caused by tides. Additionally, there was no mechanism known at the time to explain how tides could cause such significant movement of continents.
the earths continents are the same ..
The hypothesis is called continental drift. It suggests that the Earth's continents were once part of a single supercontinent called Pangaea and have since moved slowly over time to their current positions. This movement is driven by the process of plate tectonics.
Continents drift on top of the upper mantle. The core is much further down.
continents
No the continents are.