Question

which phrases apply to metamorphic rocks? check all that apply. form under extreme heat and pressure form from existing rocks form from magma and lava form when sediments combine form from volcanic eruptions

Explanation:

Metamorphic rocks are formed from pre - existing rocks that undergo changes due to extreme heat and pressure. Magma and lava form igneous rocks, sediment combination forms sedimentary rocks, and volcanic eruptions are related to igneous rock formation.

Answer:

• form under extreme heat and pressure
• form from existing rocks