Unit C Chapter 1
This will help you study for your test over earthquakes and volcanoes. Good luck!
- 1.Earth's ___________________ is its hottest layer.
- A.
Crust
- B.
Mantle
- C.
Inner core
- D.
Outer core
- 2.The __________ is the thickest layer of Earth made of solid and melted rock.
- A.
Crust
- B.
Mantle
- C.
Inner core
- D.
Outer core
- 3.The layer of Earth that includes land and the ocean floor is the ___________.
- A.
Crust
- B.
Mantle
- C.
Inner core
- D.
Outer core
- 4.Which of these is true about Earth's surface?
- A.
Earth's surface is constantly changing.
- B.
Change to Earth's surface always takes a long time.
- C.
All landforms on Earth's surface extend into the water.
- D.
The rocks on Earth's surface move, but they do not change.
- 5.What is a fault?
- A.
An earthquake
- B.
A break in the Earth's crust
- C.
The epicenter of an earthquake
- D.
A place where the earth's crust is thick
- 6.The ____________ is the underground point where an earthquake first starts.
- A.
Core
- B.
Fault
- C.
Focus
- D.
Epicenter
- 7.Scientists know where earthquakes are more likely to occur because they know the locations of ________.
- A.
Faults
- B.
Volcanoes
- C.
Mountains
- D.
Lava
- 8.Scientists can _________ earthquakes by using seismographs, the Mercalli Scale, and the Richter Scale.
- A.
Measure
- B.
Predict
- C.
Weaken
- D.
Cause
- 9.The point on Earth's surface right above the focus of an earthquake is the ________.
- A.
Fault
- B.
Epicenter
- C.
Focus
- D.
Core
- 10.Different kinds of _________ form different kinds of volcanic mountains.
- A.
Eruptions
- B.
Cinders
- C.
Slopes
- D.
Energy waves
- 11.What causes a volcano to erupt?
- A.
Earthquakes heat up magma, which explodes
- B.
Magma comes through the crust in a weak spot
- C.
Movement in Earth's plates heats up magma so it explodes
- D.
Violent weather rubs the crust bare and magma escapes
- 12.Some volcanoes form ___________ as plates move apart and magma rises from the surface f the crust.
- A.
Volcanoes
- B.
New ocean floor
- C.
Earthquakes
- D.
Mantle
- 13.How can a volcanic eruption change the Earth's surface?
- A.
Causing earthquakes
- B.
Destroying parts of the Earth's surface
- C.
Building up areas of the Earth's surface
- D.
By making an area unfit for growing plants
Questions: 21 | Attempts: 8356 | Last updated: Apr 16, 2020
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