soil
minerals
rocks
vocab
Unit questions
100
The type of soil that forms does not depend on the kind of rock that forms, True or false?
What is false
100
What is the hardest mineral?
What is diamond
100
type of rock that turns into another type of rock
What is metamorphic
100
seen in a geometric shape, make up rocks
What is crystals
100
some rocks are formed in ____
What is outer space
200
Loose organic matter such as dead leaves and twigs cover the___
What is topsoil
200
What is the softest mineral?
What is talc
200
type of rock that is formed when magma cools and hardens
What is igneous rock
200
a natural nonliving solid with a definite chemical structure
What is mineral
200
forms when organisms are buried in soft mud
What is fossils
300
second layer of soil
What is subsoil
300
Characteristics scientists use to identify minerals? (four answer)
What is hardness, streak, size, color
300
trilobites are commonly found here
What is sedimentary rock
300
What is the dark colored organic matter formed from decayed plant and animal remains?
What is humus
300
shows color when viewed under ultraviolet light
What is fluorescent minerals
400
New soil begins when
What is rocks weather
400
scientists used this scale to test hardness of minerals
What is Mohs scale
400
the bottom layer of a rock in a cross section
What is parent rock
400
any substance that is made of living things or remains of living things.
What is organic matter
400
would topsoil be more fertile in tropical climates or eastern U.S. and why?
What is Eastern U.S. rains wash nutrients out of the soil in tropical places.
500
soil is composed of (4 answers)
What is weathered rock, air, water, and remains of organisms.
500
Earth's crust contains more than 4,000 kinds of minerals. True or False?
What is true.
500
Three types of rock
What is sedimentary igneous metamorphic
500
solid natural material made from one or more minerals
What is rock
500
the type of soil is determined by (4 factors)
What is climate of an area, the rock it forms from, organic matter, shape of land (bonus)
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