Physical properties
What can you infer about graphite from the fact that you can scratch it with just your fingernail?
This rock is formed from lava and you would most likely find it near a volcano.
The rock cycle describes how rocks:
a. Change over time c. form
b. Are destroyed d. all of the above
d. all of the above
. What do all rocks have in common?
Contain minerals
The name of a scientist that studies rocks and minerals is called a . . .
Geologist
Which physical property requires no tools, scales, or other equipment to determine?
Color
This rock is changed by heat and pressure. It is formed in layers.
In order for a metamorphic rock to become an igneous rock, it must
a. Melt and cool c. weather and erode
b. Undergo heat and pressure d. become sediment
a. Melt and cool
You can identify a mineral by only one property.
False
Which of the following statements is TRUE?
a. Rocks can break down into sediments
b. New rocks form over time
c. Rocks can change from sedimentary to metamorphic
d. All of the above
D. all of the above
Hardness is a property that helps identify minerals. Scientists use a scale of 1-10 to show the hardness of a mineral.
True
Metamorphic rocks form from
a. Layers of sediment being cemented together
b. Cooling magma
c. Heat and pressure causing types of rocks to change form
d. All of the above
c. Heat and pressure causing types of rocks to change form
A rock that has been weathered and eroded becomes _____________________.
a.Magma c. sediment
b. Igneous d. metamorphic
c. Sediment
Minerals have different properties to help scientists identify them. Which is NOT a property used to identify minerals?
Size
Why does magma tend to rise toward Earth’s surface?
a. It is more dense than surrounding rocks.
b. It is more massive than surrounding rocks.
c. It is cooler than surrounding rocks.
d. It is less dense than surrounding rocks.
d. It is less dense than surrounding rocks.
. Luster is . . .
.__________________ are nonliving, solid materials found naturally on Earth. They are composed of one or more minerals and other natural materials.
a. Minerals c. Rocks
b. Grass d. Trees
a. Minerals
What is the process called in which rocks are created, changed, destroyed, and formed again?
The Rock cycle
Which of the following statements is TRUE?
All rocks are made of minerals.
What is the measure of how easily a mineral can be scratched?
Hardness
This mineral test determines if light passes through the mineral.
Transparency
Which type of rock is usually found deep underground where heat and pressure are present?
Metamorphic Rock
The movement of weathered material (sediment) is called?
Deposition
What is the difference between a rock and a mineral?
What is the term for the creation of smaller pieces of rock through physical or chemical means?
Weathering