Rocks

Rocks

A rock is a naturally formed, non-living Earth material. Rocks are made of minerals. Over time a rock will change into another type of rock. How this happens is known as the rock cycle.

CK-12 (Middle School)

ESSENTIAL QUESTION:

STANDARDS:
RST.2 - Main Ideas

DEPTH OF KNOWLEDGE (DOK) LEVELS:

2
Read this assignment in Actively Learn