This Rocks?

Which describes how some metamorphic rocks form?

• Water freezes in cracks in rocks.
• Melted rock cools and hardens.
• Pressure changes a rock.
• Rock pieces pile up in layers.

Which is not a way to identify a mineral?

• by its hardness
• by its outside color
• by soaking in water
• by doing a streak test

What is the hardest mineral on the Mohs scale

• talc
• copper
• apatite
• diamond

Why is  true about minerals and rocks?

• Rocks are harder than minerals.
• Minerals are found in mines an rocks are found on the ground.
• Rocks are made of mixtures of minerals.
• Minerals are made of different kinds of rocks.

Which feature does a geologist often use to identify a rock?

• taste
• hardness
• boiling point
• smell

 _______ rock forms when magma or lava cools and hardens

• Metamorphic
• Igneous
• Sedimentary
• Oceanic

If you find seashells in a rock, you know it is

• igneous
• metamorphic
• sedimentary
• oceanic

Where do most metamorphic rocks form?

• at the surface of the Earth
• just below Earth's surface
• in sea waters
• deep underground

Which of the following is NOT a rock type?

• Sedimentary Rock
• Igneous Rock
• Stone Rock
• Metamorphic Rock

Is magma below or above ground

• above
• below