When Rock Heats and Liquefies into a Magma Its Volume

question 72

Multiple Choice

When rock heats and liquefies into a magma its volume _____________.

• A)expands,and neighboring brittle rock must fracture and move out of the way
• B)decreases and neighboring brittle rock collapses to make up for the loss of volume
• C)does not change
• D)decreases due to sublimation

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