Is it a Mineral?
Is this a mineral? (Steel)
No... Man made.
What 2 processes lead to the formation of sedimentary rocks?
Compaction and cementation.
What is the difference between weathering and erosion?
Weathering-Breaking down of rocks
Erosion- Movement of the sediments
Is biomass a renewable or nonrenewable energy resource?
Renewable
Is ice a mineral?
Yes!
What are the 3 different types of rocks?
Sedimentary, Metamorphic, Igneous
During fractional crystallization, which minerals will crystallize first, those with higher or lower freezing points.
Higher freezing points will solidify first when the magma starts to cool.
What is the difference between permeable and impermeable?
Permeable, allows liquids or gasses to flow through.
Name 3 of the 4 characteristics of minerals.
Inorganic, Crystalline structure, not man-made, consistent chemical composition.
What type of metamorphic rocks are formed due to tectonic plate boundaries?
Regional Metamorphism
How are larger coarse-grained igneous rocks formed compared to fine-grained igneous rocks.
Larger- Took longer to cool
Why can't we perform nuclear fusion readily on earth yet?
Fusion only occurs at very hot temperatures, such as that occur on the sun.
What does a silicate mineral contain? How often do they occur? (Give a rough estimate)
Silicon and Oxygen (Roughly over 90%)
Extrusive rock is formed where?
Above ground. From lava.
What is a natural material whose concentration of economically valuable minerals is high enough for the material to be mined profitably
Ore
How many more years will we have oil to burn?
Around 50