Pregunta 1
Pregunta
Rocks in the Earth's crust are classified by the way that they are formed.
Complete these questions about rock formation. (Use words from the drop-down lists.
a) [blank_start]............[blank_end] rocks are formed when molten lava from a volcano cools down.
b[blank_start]) ............[blank_end] rocks are made from grains of rock that are cemented (stuck) together.
c) [blank_start]............[blank_end] rocks are made when heat and pressure change other types of rocks.
d) [blank_start]...........[blank_end] rocks are made of layers and often contain fossils.
Respuesta
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igneous
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sedimentary
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metamorphic
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metamorphic
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igneous
-
sedimentary
-
igneous
-
metamorphic
-
sedimentary
-
sedimentary
-
igneous
-
metamorphic
Pregunta 2
Respuesta
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A) the movement of rock particles by wind, water, ice, and gravity
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B) the only process that breaks down rocks.
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C) the process that breaks rock and other substances down.
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D) a process that is only mechanical.
Pregunta 3
Pregunta
The diagram shows four different layers of sedimentary rock in a cliff.
Which layer of , A, B, C or D, is probably the oldest?
Pregunta 4
Pregunta
Use the diagram of the Earth's layers to select the best answer.
Layer [blank_start]........[blank_end] is solid because of the extreme [blank_start].........................[blank_end]
Respuesta
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A
-
B
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C
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D
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temperature
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pressure
Pregunta 5
Pregunta
When magma reaches the Earth's surface and flows from volcanoes it is called lava.
Pregunta 6
Pregunta
Which cycle is represented by the diagram?
Respuesta
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A) Life cycle
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B) Rock cycle
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C) Earth Cycle
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D) carbon cycle
Pregunta 7
Pregunta
Which lists the soil particles from largest to smallest?
Respuesta
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A) sand, gravel, clay, silt
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B) gravel, silt, sand, clay
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C) gravel, sand, silt, clay
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D) gravel, clay, sand, silt
Pregunta 8
Pregunta
Molten rock which reaches the Earth's surface is called
Respuesta
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A) Magma
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B) Sediment
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C) Mineral
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D) Lava
Pregunta 9
Pregunta
Any trace of an ancient organism that has been preserved in rock is called a:
Respuesta
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A) subduction zone
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B) deposit
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C) fossil
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D) dinosaur
Pregunta 10
Pregunta
The ______________ is a rigid layer of earth about 100 km thick.
Respuesta
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A) asthenosphere
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B) lithosphere
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C) mantle
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D) core
Pregunta 11
Pregunta
A soil's texture is determined by its:
Respuesta
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A) water content
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B) mineral composition
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C) thickness
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D) particle sizes
Pregunta 12
Pregunta
This type of rock forms from changing existing rock by heat and/or pressure.
Respuesta
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Igneous
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Sedimentary
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Metamorphic
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Clastic
Pregunta 13
Pregunta
After a metamorphic rock is exposed to weathering and erosion, and then compaction and cementation, what type of rock will it become?
Respuesta
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Igneous
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Sedimentary
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Metamorphic
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Clastic
Pregunta 14
Pregunta
Which is the preserved evidence of ACTIVITY of an organism?
Respuesta
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A) casts and molds
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B) mineralisation
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C) carbonisation
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D) trace fossils
Pregunta 15
Pregunta
Fossils are most likely to be found in:
Respuesta
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A) Igneous rocks
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B) Sedimentary rocks
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C) Metamorphic rocks
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D) Any of the above