Chapter 6: Earth’s Building Blocks Activity 8.2

How might rocks differ from each other?

How does igneous rock form?

Which statement distinguishes between the two basic types of igneous rock?

• Two igneous rocks are granite and basalt.

• Different rocks have different size grains and different textures.

• One type forms on Earth’s surface and the other forms below Earth’s surface.

• The slower the rock cools and hardens, the larger its mineral grains will be.

How does sedimentary rock form?

How does metamorphic rock form?

What is the rock cycle?

• the continuous process of volcanoes erupting

• the continuous process of change in which rocks are created, destroyed, and recreated

• the continuous process of sedimentary rock changing to become igneous rock

• the continuous process of mineral grains making rocks smooth and shiny