Characteristics
Something that cannot be broken down into a simpler substance
What is an element?
the color of the powder left behind when the mineral is scraped across a surface
what is streak?
____ is found below the Earth’s surface while ____ is molten rock found above Earth’s surface.
A. magma, lava
B. lava, magma
C. extrusive, intrusive
D. mineral, rock
What is A? Magma below, lava above
The processes (2) by which sedimentary rocks are formed?
what is weathering and erosion?
Metamorphism is the process by which a rock’s structure or mineral makeup is ________.
A. cemented
B. kept the same
C. changed
D. continued
what is changed?
a substance formed in nature, inorganic, is a solid, has a definite chemical makeup, and has a crystal structure
What is a mineral?
the tendency of a mineral to break along flat surfaces
what is cleavage?
Igneous rocks are classified based on two things. What are they?
What is mineral crystal size and mineral composition?
Small particles of sediment may form into rocks by pressure alone such as ___ and ____.
what is silt and clay?
_______ develops when rocks are under pressure and develop when minerals flatten out or line up in bands.
A. foliated
B. non-foliated
C. heat
D. fracture
What is foliated rocks?
a solid substance in which the atoms are arranged in an orderly, repeating, three-dimensional pattern
What is a crystal?
the way in which light reflects from its surface (metallic-shiny and nonmetallic-dull)
what is luster?
Rocks found below the earth’s surface and take a while to cool have ____ size crystals.
What are large?
Rocks held together by pressure are cemented by...
A. crystals
B. sand
C. minerals
D. depends on the environment in which it’s formed.
what are minerals?
Some metamorphic rocks do not show foliation and are called non-foliated rocks because what?
A. too much pressure
B. not under high pressure
C. too much time has passed
D. minerals flatten out or line up in bands
What is B, not under high pressure?
Minerals have _ characteristics while rocks have _
What is 5 and 2?
The Mohs scale ranges is from 1 (soft) to a 10 (hard). _____ is an example of a 1 and a ________ a 10.
A. diamond, talc
B. talc, diamond
C. metallic, non-metallic
D. non-metallic, metallic
what is B? talc, diamond
_____ rocks reach earth’s surface, have small crystals, and had less time to cool.
What are extrusive rocks?
This hawaiian word means "house of the underworld" and folklore says that 'uhane' (spirits) would leave this island by this area popular with locals
What is polihale?
the original rock from which something else was formed.
A. foliated
B. non-foliated
C. parent rocks
D. igneous rocks
All minerals have the following except...
formed by man
a solid
definite chemical makeup
has a crystal structure.
what is formed by man?
A few minerals strongly attract to...
What is magnets?
The Hawaiian word for righteousness
What is pono?
Sedimentary rocks are laid down in layers. The ________ layers are on the top.
A. oldest
B. youngest
C. middle
D. cannot be determined
what are the youngest?
What is UH Manoa?