WorksheetsLayers of Earth, Earthquakes, Tsunamis, Volcanoes
Total questions: 18
Worksheet time: 9mins
Which of these are the three types of volcanoes?
Strike-slip, Reverse, Normal
Composite/Strato, Shield, Cinder Cone
Crust, Mantle, Core
Big, Bigger, Biggest
Earthquakes occur....
because of the Richter Scale
rarely
after a tsunami
along faults
A violent, sudden shaking of the ground because of movement of tectonic plates is a(n) ...
volcanic eruption
fault
earthquake
tsunami
An earthquake's location
epicenter
tsunami
Richter Scale
seismometer
Which of these is the MOST dense layer of the Earth?
Crust
Mantle
Outer Core
Inner Core
The formula for density is....
(M = mass, D = density, V = volume)
D = M / V
M = D / V
D = V / M
V = V / M
Continental crust is __________ than oceanic crust
thinner
thicker
softer
wetter
The difference between magma and lava is ....
lava is hotter than magma
lava is redder than magma
lava is found above ground, magma below ground
lava is found below ground, magma above ground
A tsunami is ...
caused most often by volcanic eruptions
caused most often by underwater earthquakes
measured using a seismometer
the dangerous type of volcanic eruption
Earth's magnetic fields are caused by ....
the solid iron nickel inner core
the liquid iron nickel outer core
the very thick mantle
the very thin crust
Earthquakes produce what two types of energy waves?
A and B waves
M and N waves
P and S waves
E and V waves
The Ring of Fire is ....
the area where most earthquakes takes place
an area with many volcanoes around the Atlantic Ocean
an area with many volcanoes around the Pacific Ocean
an area in a volcano's crater containing red hot lava
The Richter Scale is used to measure ...
the strength of a volcanic eruption
the strength of an earthquake
the length of a geologic fault
the height of a volcano
The less dense layers of the Earth tend to ....
rise
sink
stay put, not move up or down
melt
The thinnest layer of the Earth is...
Crust
Mantle
Outer Core
Inner Core
A break or fracture in a block of Earth's crust is a ....
earthquake
tsunami
volcano
fault
Which of these is true about volcanic eruptions?
Volcanoes erupt due to an increase in earthquakes.
Volcanoes erupt and release hot gases, lava and ash.
Volcanoes erupt after a tsunami takes place nearby.
Volcanoes erupt because the gods are angry.
Which volcano was responsible for destroying the town of Pompeii?
Mount St. Helens
Mount Kilauea
Buck Hill
Mount Vesuvius
