ROCKS 1
Rock formed from materials that have settles into layers from weathering
sedimentary rock
What do you call the movement of weathered rocks?
Erosion
Which physical property requires no tools, scales, or other equipment to determine?
Color
This rock is formed from lava and you would most likely find it near a volcano.
Igneous Rock
This mineral test determines if light passes through the mineral.
transparency
Rock that have changed by heat and pressure
metamorphic rock
The Mohs scale is used to tell the ___________ of a mineral.
Hardness
Hardness is a property that helps identify minerals. Scientists use a scale of 1-10 to show the hardness of a mineral.
TRUE
Fossils are often found in this rock.
Sedimentary Rock
What do all rocks have in common?
contain minerals
Rock that was once melted and then cooled and hardened
igneous rock
What do you call the color left behind from mineral after striking it with a penny?
stream
This rock is changed by heat and pressure. It is formed in layers.
Metamorphic Rock
Luster is . . .
The way light reflects off of a mineral's surface.
What is the difference between a rock and a mineral?
A rock is an inconsistent mixture of minerals, while a mineral is "pure" and made up of a precise combination of chemicals.
The process by which rocks change and form new rocks
Rock Cycle
What can you infer about graphite from the fact that you can scratch it with just your fingernail?
It is not very hard
A rock is a naturally formed solid made of one or more ________.
minerals
The name of a scientist that studies rocks and minerals is called a . .
geologist
Minerals have different properties to help scientists identify them. Which is NOT a property used to identify minerals?
SIZE
An object that is solid, formed in nature, and has never been alive
mineral
Which mineral is ranked highest on the Mohs scale?
Diamond
What word describes the material involved in a streak test?
Scratched
. The name of a scientist that studies rocks and minerals is called a . . .
geologist
You can identify a mineral by only one property.
FALSE