Multiple choice

Which type of rock is made from many other rocks cementing together in layers?

  1. igneous

  2. metamorphic

  3. mineral

  4. sedimentary
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Sedimentary rocks are formed over long periods as mineral particles and rock fragments (sediments) accumulate in layers, compress under weight, and cement together. Igneous rocks form from cooled magma, and metamorphic rocks form from heat and pressure deep underground.

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