What are rocks made out of? *

What are minerals?
These kinds of rocks form when pieces of minerals and rocks become cemented together or from the remains of living things. *
Hint: metamorphic rocks or sedimentary rocks?

What are sedimentary rocks?

These kinds of rocks form when melted minerals cool and harden.
Hint:
Metamorphic rock or igneous rocks?

What are igneous rocks?

These kinds of rocks form when existing rocks are slowly changed by heat and pressure*
Hint: Metamorphic or sedimentary rocks?

What are metamorphic rocks?

Scientists often classify things that are ______ to make them easier to study. *
Hint: Alike or different?

What is the alike?

Most sedimentary rocks are formed in ________. *


What is water?

The word 'molten' means... *


What is melted?

Minerals in rocks go through a __________ change when rocks are heated. *
Hint: physical or chemical?


What is chemical?

These scientists classify the rocks of the earthβs crust? *
Hint:
Chemists or Petrologists?

What are petrologists?

The oldest layers of sedimentary rocks are located ___________________. *

What is at the bottom?

Temperature change between the layers of the earth gets.... *
Hint: Hotter or colder?
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What is hotter?
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Above 1500 degrees Fahrenheit, minerals melt into ____________. *
Hint: glass or metal?


What is glass?

The process of breaking down rocks from large rocks into smaller rock is called ________. *
Hint: crystallization or disposition?


What is disposition?

Sedimentary rocks can also form from ____________. *
Hint organic matter or salts?

What is organic matter?
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This mineral does not have ANY crystals? *


What is obsidian?

A lot of _______ makes minerals flatten out into bands. *
Hint: time or pressure?
What is pressure?

This temperature is needed to change any rock back into magma. *
Hint: 400 degrees or 800 degrees?

What is 800 degrees?
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Coquina is a sedimentary rock formed from cemented ______________. *

Hint: magma or seashells?
What is seashells?
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Crystal size depends upon the amount of _______ it takes the magma in a rock to cool. *
Hint: Time or Heat
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What is heat?
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This can change igneous and metamorphic rocks ? *
Hint: coal or magma?

What is magma?
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