[2026] PTE Academic Reading - Re-order paragraphs

However, the scientific community initially rejected his ideas because he lacked a plausible mechanism to explain how landmasses moved.

It was not until the discovery of seafloor spreading in the 1960s that his theory was finally accepted and integrated into modern geology.

He supported his claims by noting that fossilized remains of identical species were found on continents separated by vast oceans.

The theory of plate tectonics describes the large-scale motion of the seven large plates that make up Earth's outer shell.

This revolutionary concept originated from Alfred Wegener’s 1912 hypothesis of continental drift, which suggested that continents were once joined.