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Earth Science
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#ES #test #7thgrade
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
The area where two plates meet is called a __________ .
continental drift
boundary
converging zone
epicenters
2
What are convection currents?
They are ancient climate currents.
They are caused by microwaves in our homes.
It occurs when plates collide.
It is hot material that pushes the heat around over & over.
3
What type of volcano is the one in the picture?
shield
Cinder
composite
Strata
4
Which waves travel faster?
Secondary
Primary
5
Weathering and erosion change landforms very quickly.
false
true
6
From what type of Volcanoes are the Hawaiian Islands formed?
cinder
shield
cinder cone
composite
7
The process that takes place at mid-ocean ridges is called
plate tectonics
The Epicenter
seafloor spreading
The ring of fire
8
This type of tectonic plates pushes together.
convergent
boundary
Divergent
transform
9
Data from seismograms can be used to ___________.
tell us how much damage an earthquake will cause.
predict weather occurrences around the world.
Map out high-risk areas for earthquakes.
10
At one time, all of the continents may have been one giant continent called _________ _.
Endor
Matamata
Pangaea
Africa
11
What is the ring of fire?
area along the Gulf of Mexico where volcanic eruptions occur
an area along the Pacific rim where volcanic eruptions occur
A song by Johnny Cash
a large yellow diamond
12
Earthquakes are measured on a __________ scale.
magnitude scale
seismic
richter
moh's
13
Scientists believe that the Earth's core is made mostly of________.
Aluminum
steel
iron
magnesium
14
______________ are breaks in rock that result from of force beneath's teh Earth's surface.
Folds
Fractures
Frays
Faults
15
Which layer of the Earth is made up of mostly iron and nickel?
Outer Core
Mantle
Mesosphere
Inner Core
16
What is the name of the outer layer or the Earth's crust?
Asthenosphere
Lithosphere
Mesosphere
Inner Core
17
An active volcano ______________ .
can move to a different place.
is currently erupting or will erupt very soon.
has never erupted.
18
A volcano that may erupt again is called ____.
dormant
extinct
passive
Active
19
True or False: Currently, there are active volcanos along the west coast of the United States.
False
True
20
The scale used to measure an Earthquakes damage is called __________.
seismograph
ring of fire
richter scale
mercalli scale
