Rock Cycle January 19

A rock formed from fragments of other rocks is a(n)

• Metamorphic Rock
• Sedimentary Rock
• Extrusive Rock
• Igneous Rock

An igneous rock containing large crystals is most likely a(n)

• Chemical Rock
• Foliated Rock
• Extrusive Rock
• Intrusive Rock

If heat and pressure inside the Earth cause a rock to melt, the material that formed would be

• Metamorphic
• Magma
• Sedimentary
• Igneous

You find a rock in which the grains are arranged in parallel bands of white and black crystals.  The rock is probably a(n)

• Igneous rock
• Sedimentary rock
• Metamorphic rock
• Extrusive rock

Which of the following is not a rock

• Pumice
• Lava
• Halite
• Sandstone

The three groups of rocks are classified by

• How they form
• Color
• Grain size
• Chemical Composition

Fossils are only found in

• Sedimentary rocks
• Foliated Metamorphic rocks
• Igneous Rocks
• Nonfoliated Metamorphic rocks

This rock started as molten magma. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

The process when rocks break into smaller pieces due to exposure to natural elements is called

• erosion
• weathering
• sediments