No student devices needed. Know more
15 questions
The point on the earth’s surface directly above the origin of the earthquake.
Epicenter
Focus
Foreshock
Caldera
A tool used to measure and record earthquake activity
laser beams
Richter scale
seismograph
tiltmeter
The most destructive seismic waves. They move the earth side to side and up and down.
P waves
L waves
S waves
X waves
Do two colliding continental plates always cause volcanoes?
No, earthquakes always occur when two continental plates collide
Yes, subduction always occurs when continental plates collide
No, usually no subduction occurs when continental plates collide
Yes, subduction always occurs when oceanic plates collide
What is formed when a magma chamber empties and collapses?
a crater
a fissure
a caldera
a vent
A device used to measure the magnitude of an earthquake
Seismograph
Richter scale
Laser beams
none of the above
The point of origin of an earthquake
epicenter
focus
caldera
intensity
The branch of Science that deals with the study of earthquakes
Earthquakes that occur exceeding 300 kilometers from the surface
shallow focus earthquakes
deep focus earthquakes
intermediate earthquakes
Where do most earthquakes and volcanoes happen?
mid-ocean ridges
plate boundaries
in the mantle
rift valley
Which of the following statements is FALSE?
most earthquakes occur at plate boundaries
the time and location of most major earthquakes can be predicted several days in advance
earthquakes can be caused by normal, reverse and strike-slip faulting
P waves travel faster than both S waves and surface waves
Which of the following can trigger a tsunami?
undersea earthquake
undersea landslides
eruption of an oceanic volcano
all of these
An area of volcanic activity far from a tectonic plate boundary is called a(n)
hot spot
cone
island arc
mantle plume
Earthquakes generally occur at plate boundaries, where
stress on rocks is greatest
the most rock is found
stress on rocks is low
magnetic pull is greatest
Which of the following is TRUE of earthquake prediction?
it is unreliable
it is impossible
scientists do not attempt it
it is not important
Explore all questions with a free account