What are igneous, sedimentary, and metamorphic rocks.
100
True or False: Minerals are organic materials.
False
100
True or False: Soil comes from a substance called PARENT ROCK.
True.
100
True or False: The rock cycle encompasses all four types of rocks.
False.
200
What are the differences between mafic and felsic rock?
Mafic rock is high in iron and magnesium while felsic is low in iron and magnesium.
200
What is "Neptunism" and who invented it?
It is a theory invented by German geologist Abraham Werner that states that rocks were formed under oceans from the pressure of the water.
200
Fill in the Blank: Minerals are defined by their ... and properties.
What is composition.
200
When is the soil considered to be permafrost?
Soil is considered permafrost when it has been less than 0 degrees Celsius for more than 2 years.
200
How are sedimentary rocks formed?
They are formed through pressurization and lithification.
300
What is the continental lithosphere made out of?
It is a layer of sedimentary and igneous rock.
300
What is an example of a sedimentary rock?
What is limestone
300
Name the mineral in which the element has an atomic number of 79.
What is Gold (Au).
300
What is lithosol formed by?
It is formed by the disintegration of rock.
300
What does weathering eventually result in?
It results in the formation of sedimentary rocks.
400
How is the oceanic lithosphere constantly being recycled?
They go back into the mantle by sinking underneath the overriding lithosphere and new ones are produced as they come out of the oceanic ridges.
400
What are the two types of igneous rocks?
What are extrusive and intrusive igneous rocks.
400
What are called the minerals that vary in colour?
What is an allochromatic mineral.
400
Fill in the blank: The soil regulates its ... by controlling its acidity and alkalinity.
What is pH.
400
What is the difference between the creation of intrusive and extrusive igneous rocks?
Intrusive igneous rocks are formed with lava cools before reaching the surface. Extrusive igneous rocks are formed when lava cools in contact with air.
500
What does oceanic lithosphere convert hot asthenosphere to?
Oceanic lithosphere converts hot asthenosphere to lithospheric mantle.
500
How are metamorphic rocks formed?
They are formed by undergoing pressure or temperature change.
500
What is a streak? Is it a property or a composition?
The streak a property of a mineral and is the trace left when a mineral is rubbed on a surface.
500
DAILY DOUBLE: What is a buffering system?
A buffering system is an organism's capacity to regulate its pH level.
500
Fill in the Blank: ... rocks can change into igneous rocks back and forth.