The Earth's crust is constantly moving in all directions. The movement of the crust is called plate tectonics. Plate tectonics hasn't been developed very long, only about fifty years. It was founded by geophysicists in the 1960's.
The continents fit together in one humongous piece. Which makes it one enormous continent. Wegener found out that there were numerous continents that looked comparable. He thought once in the past that parts of Africa and South America might have been connected. He also figured years ago many other countries were covered and connected to but some were covered in sheets of ice. Years ago land closer to the equator where lush, swampy vegetation and could grow better. On the bottom of the ocean floor
The continents fit together in one humongous piece. Which makes it one enormous continent. Wegener found out that there were numerous continents that looked comparable. He thought once in the past that parts of Africa and South America might have been connected. He also figured years ago many other countries were covered and connected to but some were covered in sheets of ice. Years ago land closer to the equator where lush, swampy vegetation and could grow better. On the bottom of the ocean floor