Geologists classify rocks into 3 major groups
What are igneous, sedimentary, and metamorphic
Igneous rock that formed from magma and cooled very slowly UNDERNEATH the earth's surface is called ________.
What is intrusive rock
These small pieces or particles make up sedimentary rock. They can be other rocks or plant and animal organisms
What is sediments
This is how metamorphic rocks are created.
What is extreme heat and pressure
When magma or lava cools and crystallizes _____________ rock is formed
What is igneous rock
The type of rock that forms from magma or lava cooling
What is igneous rock
This type of rock is formed from lava ON the earth's surface.
What is extrusive rock
This type of rock often has fossils imbedded in it
What is limestone?
These types of rocks can become metamorphic rocks
What is igneous, sedimentary and other metamorphic rocks
Igneous rock breaks into sediment by a processes called ______________
What is weathering
What are sedimentary rocks?
The way to classify the different types of rock
How it was formed?
What is a metamorphic rock?
What is marble?
When rain washes soil away from a hillside
What is erosion
One way to test minerals invented by Mohs.
What is the Mohs hardness scale?
This type of igneous rock is black with a glassy texture. ![]()
What is obsidian
Formed by the accumulation of dead plant matter or animal remains being cemented together.
What is Sedimentary Rocks
Where metamorphic rocks are formed
What is deep inside the earth
Layers of sediment forming at the bottom of the ocean is an example of this process
What is deposition?
These are the 5 ways to tell if something is a mineral.
This extrusive igneous rock can float in water, and some people use it to clean their feet. It has many air bubbles.
What is pumice
Charlie observed a rock that he found at the beach. He concluded that the rock was sedimentary. How could he be sure?
What is by the layers within the rock?
What does metamorphic mean?
What is "to change form"?
Daily Double - Name at least 2 landforms found in Patagonia
Mountains, plains, plateaus, glaciers