Show:
Types of Rocks
Name that Rock
The Rock Cycle
Vocabulary
Pot Luck
100
Rocks that are made from layers of clay and mud pressed together are...
Sedimentary rocks
100
This type of rock is found beneath Earth's oceans
Sedimentary
100
The process by which rocks change to form new rocks is called ________
the rock cycle
100
Melted rock underground is called ________
Magma
100
What is a helpful scientific tool for close observation of rocks?
Magnifying glass
200
Rocks formed from magma are called...
Igneous rocks
200
Melted rock moves to Earth's surface, cools, and hardens. This type of rock is....
Igneous
200
Name one thing that changes rocks or causes them to break down.
Possible answers: rain, water, weather, age, time, snow, sleet
200
____________ means to age or break down
Weather
200
Which sense do we never use when making observations?
Taste
300
What type of rock has been changed by pressure or heat?
Metamorphic rock
300
If you found a rock with long, flat mineral grains, what type would it be?
Sedimentary
300
True or False: Igneous rocks can only become metamorphic rocks, and metamorphic rocks can only become sedimentary rocks.
False- In the rock cycle, rocks are constantly changing and any of the three rocks can become one another.
300
A characteristic of an object that can be studied through our senses is a ________________
Physical property
300
Morph means to ________
change
400
In which type of rock can we sometimes find fossils?
Sedimentary rock
400
These types of rocks usually contain crystals
Igneous rocks
400
Which process changes pieces of rocks and minerals into sedimentary rocks: A. compacting and cementing B. melting C. Cooling D. Heat and pressure
A
400
One of the hardest rocks of all that we may use in construction
Granite
400
All rocks contain ____________
Minerals
500
What do you need in order for an igneous rock to form?
A volcano
500
Layers of this rock can be twisted because of powerful forces
Metamorphic
500
Rocks that form under the Earth's surface are called ______________ igneous rocks.
intrusive
500
This rock is made from granite and shale being heated an pressed together. It is one of the most beautiful rocks.
Gneiss
500
What determines the size of a crystal in a rock? Explain!
How fast the magma/lava cools The slower it cools, the larger the crystal