Answer:Sandstone and shale are sedimentary rocks. Dynamic geologic forces created Earth's crust, and the crust continues to be shaped by the planet's movement and energy. Today, tectonic activity is responsible for the formation (and destruction) of crustal materials.
Step-by-step explanation:
Sandstone and shale are sedimentary rocks. Dynamic geologic forces created Earth's crust, and the crust continues to be shaped by the planet's movement and energy. Today, tectonic activity is responsible for the formation (and destruction) of crustal materials.