Classifying rocks 6th grade vocabulary

When rock particles or sediments are pressed together or packed down by gravity and the pressure of overlying rock layers.

When compacted sediments stick together and turn into rock

Rock formed when lava or magma cools, forms crystals, and solidifies.

Rock formed when lava or magma cools, forms crystals, and solidifies.

Melted, or molten, rock material beneath Earth's surface; cools slowly to form rocks with larger crystals.

The process that formed and changed Earth from its beginning to the present.

The unique combination of solid elements and compounds that make up a mineral.

Molten rock, or magma, that has reached Earth's surface by volcanic action.

___________ rock is formed deep underground do to heat and pressure.

The cycle through which Earth's rocks change from one type into another over time due to various Earth processes; creates changes in mineral compositions and physical structures.