Earth Science 1: Question Preview (ID: 1574)

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Which are forces that change earth's surface?
a) wind, water and ice
b) acid rain and mass movement
c) photosynthesis and erosion
d) landforms and pangea

Which is an example of a landform?
a) hurricanes
b) rivers
c) rock cliffs
d) fungi

Which term describes the process that occurs when soil and small rocks are carried from one place to another?
a) weathering
b) erosion
c) river deltas
d) deposition

A hill will get bigger if the wind leaves soil and rocks on the hill. Which of the following describes this process?
a) weathering
b) earthquakes
c) deposition
d) erosion

What are two processes that can cause big changes on Earth's surface over a SHORT period of time?
a) erosion and weathering
b) floods and erosion
c) rivers and deposition
d) earthquakes and volcanic eruptions

Imagine that you had a picture of a valley from one hundred years ago. If you traveled to that same valley, what would you expect to find?
a) The valley would be exactly the same.
b) The valley would show signs of erosion.
c) The valley would no longer exist.
d) The valley would show signs of recent volcanic activity.

Which layer of Earth is the thickest?
a) core
b) mantle
c) crust
d) oceanic crust

Which statement BEST describes Earth's core?
a) liquid, made up mostly of silicon
b) solid and rocky, made up of iron
c) dense, made up mostly of iron and nickel
d) thin, made up of oxygen and silicon

About how thick is Earth's crust?
a) 2,900 km
b) 2,250 km
c) 100 km
d) 2 km

What method does a geologist use to determine whether a fossil is older or younger than another fossil?
a) the law of superposition
b) the geologic column
c) relative dating
d) the science of geology

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