What causes a metamorphic rock to change?

Metamorphic rocks form from heat and pressure changing the original or parent rock into a completely new rock.

Explanation:

Metamorphic rocks form from heat and pressure changing the original or parent rock into a completely new rock.

Metamorphic rocks form from heat and pressure changing the original or parent rock into a completely new rock.

Explanation:

changing of rock types is called the "Rock Cycle".

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5.4%

explanation:

the acceptance rate for harvard is 5.4%. this means only 5 percent of people who apply actually get accepted!