Types of Rocks
The type of rock formed from dried magma is called _______________.
What is igenous?
Tests help us to determine the ___________ of rocks.
What are properties?
When magma comes out of a volcano it is called _______.
What is lava?
This process breaks down material.
What is weathering?
The softest mineral on the Moh's Hardness Scale.
What is talc?
This type of rock is formed from sediment being squeezed together like a sandwich.
What is sedimentary?
During the acid test, the rock will fizz if it contains _______________________.
What is calcium carbonate?
Looking at a rock you can tell 4 things:
What is sediment?
The hardest mineral on the Moh's hardness scale.
What is diamond?
Metamorphic rocks are formed with extreme _________ and __________.
What are heat and pressure?
A cleavage test will examine how a rock _____.
What is breaks?
Earthy and glassy describe the _________ of a rock.
What is lustre?
The process that moves pieces to a new location.
What is erosion?
The bottom and hardest layer of soil
What is bedrock?
___________ in the water helps sedimentary rocks stick together.
What are chemicals?
This test involves a magnet to determine if there is iron in the rock.
What is the magnetic test?
What is the volcano hasn't erupted for a long time but still could.
__________ and __________ are two elements that contribute to weathering and erosion.
What are water and wind?
The layer of soil that is darkest in color.
What is topsoil?
What is extrusive?
This test tells us the color of MINERALS within a rock.
What is the streak test?
The three types of volcanos
What are stratovolcano (composite), cinder cone, and shield?
True
The four layers of the Earth.
What are inner core, outer core, mantle and crust?