Rock Cycle And Earth's History Question Preview (ID: 46032)
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Which layer of Earth is the thickest?
a) Mantle
b) Outer Core
c) Inner Core
d) Crust
Which layer of Earth is thinnest?
a) Mantle
b) Inner Core
c) Outer Core
d) Crust
Which of the following describes the inner core?
a) Hottest, liquid, has the most pressure, is the second layer down
b) Hottest, solid, under the most pressure, made of nickel and iron
c) Hottest, solid, has little pressure, made of melted rock
d) Hottest, liquid, has no pressure, made of nickel and iron
Which of the following describes the outer core.
a) Second thickest layer, made of iron and nickel, is a thick liquid, almost a semi solid.
b) Thinnest layer, made of liquid, is a very thin liquid
c) The thickest layer, made of iron and basalt, is a thin liquid
d) Made of iron and rock, a solid, is thicker than the mantle.
What happens when a liquid or gas, or other substance is heated?
a) It becomes very dense and rises
b) It becomes very dense and sinks
c) It becomes less dense and rises
d) It becomes less dense and sinks.
A solution has liquid along with small minerals, the liquid evaporates and leaves behind tiny mineral structures. What has happened?
a) It has gained oxygen
b) It has gained energy
c) It has gone through crystallization
d) It has become a diamond.
In the rock cycle, what happens to the melted rock?
a) It evaporates
b) It is slowly destroyed.
c) It is continually recycled into different rock
d) Nothing, it stays there forever.
What happens during convection?
a) Colder material rises and warmer material sinks
b) Warmer material rises as it becomes less dense
c) Colder material becomes more dense and rises
d) Warmer material sinks as it becomes more dense.
True or False? Geologists can always determine an absolute age of a rock.
a) True
b) False
c)
d)
What is the geological time scale used for?
a) To find out where life came from.
b) To determine what organisms ate in the past.
c) To organize events in the proper sequence in the History of Earth to act as a model for a vast amount of time covered.
d) To determine what rocks are made from.
In which layer of rock will the youngest fossils appear?
a) In the bottom
b) In the top
c) In the middle
d)
In which layer of rock will the oldest fossils appear?
a) Top
b) Bottom
c) Middle
d)
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