Q. Consider the following statements:
- Both igneous and sedimentary rocks can change into metamorphic rocks under great heat and pressure.
- The change of limestone into marble is an example of metamorphic rocks.
Which of the above is / are correct?
Answer:
Both 1 and 2
Notes: Igneous and sedimentary rocks can change into metamorphic rocks under great heat and pressure. For example, clay changes into slate and limestone into marble.