1
Rocks that form when layers of rock particles are squeezed or stuck together
2
Rocks that have been changed by high heat or very high pressure.
3
Rocks that form when melted rock hardens.
4
The breaking down of rocks by wind, water, ice and plant roots.
5
The changes rocks go through as they change back and forth from igneous to sedimentary to metamorphic rock
6
A mineral’s ability to resist being scratched.
7
The movement of weathered rock pieces from one place to another
8
A solid material, formed in nature, with particles arranged in a repeated pattern.
9
The way the surface of a mineral reflects light.
10
The color of powder left behind when you rub a material against a tile.
11
A material made up of one or more minerals.