What's the name of the process in which igneous, sedimentary, and metamorphic rocks are formed?
Rock Cycle
100
One rock is formed from rapidly cooling and is smooth and glassy.
This rock is formed from slow-cooling magma and large crystals can be seen. Name the rock property that allows you to identify it.
texture
100
Which property of a mineral is being tested when it's scratched with a nail?
hardness
100
Which property best indicates that there are nutrients in the soil?
color
100
Name two properties of minerals that can be seen.
luster, color
200
Which conditions are necessary for metamorphic rocks to form?
extreme heat and pressure
200
What do all rocks have in common?
They are made of two or more minerals.
200
The breaking of a mineral into small, flat sheets is known as:
cleavage
200
The best soil mixture for plant growth and drainage is:
humus, sand, clay
200
Name a place where minerals would most likely form.
cooling magma from a volcano
300
How are igneous and sedimentary similar?
Heat and pressure can turn them into metamorphic rock
300
Which type of rock will a fossil be most likely found within?
Sedimentary Rock.
300
Minerals can be identified by color, luster, streak, hardness, cleavage because...
Minerals have different, recognizable properties.
300
Which characteristic BEST indicates that soil has a high humus content?
color
300
Are the harder minerals on Moh's Scale higher or lower?
higher
400
Which process breaks down statues?
weathering
400
Why would a cave be formed within limestone?
chemical weathering
400
Which one of these is not a type of rock?
coal, sandstone, granite, quartz
quartz
400
Which is considered a property of soil?
texture
400
How do the nutrients necessary for plant growth get into the soil?
organic matter is decayed in the soil
500
How do plants weather rocks?
Their roots grow through the cracks in the rocks, breaking them apart.
500
What does the following sentence describe?
Igneous rocks can become metamorphic and sedimentary rocks.
The Rock Cycle
500
Minerals are formed by what process?
The cooling of magma
500
Which type of soil will best benefit plants that need water to drain easily?
sand
500
Soil will pack down over time which decreases the ability for soil to hold water. Which animals would help soil hold water?