Respuesta :

Answer:

Plate tectonics is the theory that Earth's outer shell is divided into several plates that glide over the mantle, the rocky inner layer above the core. The plates act like a hard and rigid shell compared to Earth's mantle.

Explanation:

Answer:

"Because there is strong evidence to support it"

Explanation:

Theories are generated with lists of tests and comparison, as hypothesis are only generated by observation. In fact, hypothesis are part of the process to generate theory.