Classifying Rocks
Igneous Rocks
Sedimentary Rocks
Metamorphic Rocks
The Rock Cycle
Study Jams
Random
100
Geologists classify rocks into 3 major groups
What is igneous, sedimentary, and metamorphic
100
Igneous rock that formed from magma and cooled very slowly UNDERNEATH the earth's surface is called ________.
What is intrusive rock
100
These small pieces or particles make up sedimentary rock. They can be other rocks or plant and animal organisms
What is sediments
100
This is how metamorphic rocks are created.
What is extreme heat and pressure
100
Magma cools and crystallizes in the cycle forming _______ rock
What is igneous rock
100
Type of rock made from shells?
Sedimentary
100
How does metamorphic rock form?
What is heat and pressure inside the Earth change existing rock into new, different rock?
You did it! 1000 points!
200
The type of rock that forms from magma or lava cooling
What is igneous rock
200
This type of rock is formed from lava ON the earth's surface.
What is extrusive rock
200
This type of rock can be found on the streets during the winter in climates where it snows.
What is rock salt? 600 points
200
These types of rocks can become metamorphic rocks
What is igneous, sedimentary and other metamorphic rocks
200
Igneous rock transforms to sediment by processes called ___________ & ____________
What is weathering and erosion
200
Texture of Extrusive rock
What is fine?
Surprise you earned 400 points
200
Which kind of rock can be turned into gneiss?
What is granite?
300
________ What are rocks made up of?
What are minerals, sediments, magma, lava.
300
Daily Double - An extrusive rock with dark color, fine grains and low silica
Daily Double - What is basalt. 600 points
300
What do mudstone and sedimentary rocks formed from the remains of once-living plants and animals have in common?
What is they are formed from layers of sediment
300
This is a thin rock that was used instead of paper.
What is slate?
300
The layers of sediment become pressed together over time
What is compaction
300
Texture of Intrusive rock
What is coarse?
Hey Hey Hey.....You earned 600 points!
300
Metamorphic Rocks
Describe a special feature rock that is not porous, such as slate?
What is water can not get through it?
400
What should be replacing the question mark?
Daily Double 800
What is deposition?
400
This type of igneous rock is black with a glassy texture. 
What is obsidan
400
Formed by the accumulation of dead plant matter or animal remains being cemented together.
What is Sedimentary Rocks
400
What property is it when you are comparing minerals that are similar in color?
Streak
400
Margo is designing an experiment to investigate the rock cycle. She has written the following steps.
Step 1: Gather shavings from different colors of crayons.
Step 2: Place a small pile of shavings between sheets of waxed paper and press down on them lightly.
Step 3: Place a small pile of shavings between sheets of waxed paper and press down on them with great force.
Step 4: Compare the results produced in Steps 2 and 3.
Which question might Margo be investigating?
What is how does the pressure involved impact the formation of sedimentary rocks?
400
If rocks cool slowly describe the size of the crystal it will produce
What is large?
400
Describe sediment?
What is pieces of rock, sand and dirt?
Hallelujah you earned 800 points!
500
Igneous rock cools very quickly.When it forms the rock crystals could be described as _________.
What is smooth or shiny or no visible crystals
500
What is hardness?
Hardness describes how easily it is to scratch the surface of a mineral.
500
Ezra observed a rock that he found at the beach. He concluded that the rock was sedimentary. Which observation best supports this conclusion?
What is the layers within the rock
500
What does metamorphic mean?
What is "to change form"?
500
Daily Double - The processes by which sediments become sedimentary rocks - three words
Deposition, compaction or cementation
500
Define magma.
What is mixture of molten and semi-molten rock found beneath the surface of the Earth?
500
How does sediment become sedimentary rock?
Sedimentary Rocks
How does sediment become sedimentary rock?
What is sediment deposits in one place and settles in layers. The weight of the sediment squeezes the layers together into rock.