Multiple choice

Under great heat and pressure both the igneous and the sedimentary rocks change into ____ rocks.

  1. metamorphic

  2. metal

  3. steel

  4. slate

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

When igneous and sedimentary rocks are subjected to extreme heat and pressure deep within the Earth, their chemical composition and texture change, transforming them into metamorphic rocks. Slate is a specific type of metamorphic rock, but 'metamorphic' is the correct general category.