Question

Rocks that has changed from their original structure because of excessive temperature or pressure​

Answer 1

Explanation:

Metamorphic rocks are created by the physical or chemical alteration by heat and pressure of an existing igneous or sedimentary material into a denser form

Answer 2

Answer:

Rocks that have changed from their original structure because of excessive temperature or pressure called metamorphic rocks.

Explanation:

• Various forms of rocks igneous, sedimentary and metamorphic present on earth.
• Igneous rocks are formed by heating of magma up to the melting point.
• Sedimentary rocks are created either by cementing sediments together, or by squeezing sediments together, or by recrystallizing fresh mineral grains bigger than the initial crystals.

• Rocks that have altered due to excessive temperature or pressure called metamorphic rocks from their initial composition.