8th Grade Science
2nd Quarter: Weekly Review #4
1.
2.
3.
4.
A possible result of plates moving along a transform boundary is
a.
oceans.
c.
earthquakes.
b.
convection.
d.
sea-floor spreading.
What is the liquid layer of the Earth’s core called?
a.
lithosphere
c.
inner core
b.
mesosphere
d.
outer core
Where does sea-floor spreading take place?
a.
convergent boundaries
c.
b.
transform boundaries d.
mid-ocean ridges
b. Shield
b. Cinder cone
d. Cinder Cone
c. Lahar
d. Pyroclastic flow
Which scale would be used to determine the amount of damage done by an earthquake?
a. Mercalli scale
7.
c. Caldera
Which term describes a fast-moving avalanche of hot gas, ash, and rock that erupts from an
explosive volcano?
a. Ash fall
6.
oceanic volcanoes
A __________ volcano, like the ones in Hawaii, is characterized by gentle slopes with quiet
eruptions.
a. Composite
5.
Name:______________________________
b. Saffir-Simpson scale
c. Richter scale
d. Torino scale
Some processes that shape Earth’s surface are slow. Other processes are rapid. Which
statement describes a rapid change?
a. Glaciers melt and form rivers.
b. Wind weathers rocks into sand.
c. Earthquakes move land and rocks.
d. Rivers carry sediment and build deltas.
Use the map to answer question 8.
8. The Hawaiian Islands are riding on the Pacific Plate as it
moves northwestward. They are being formed as the plate
moves over a hot spot in the mantle. Where is the next volcano
likely to form?
a. A
b. B
c. C
d. D
9. Compare the difference between an earthquake’s focus and epicenter. (2 points)
10.