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Total questions: 19
Worksheet time: 10mins
Pangaea was NOT
a supercontinent of all 7 continents connected
never real; it was made up by early explorers
225 million years ago
The thickest layer of the earth located beneath the crust, made up of hot magma
inner core
crust
mantle
outer core
The third layer of the earth, made out of liquid iron metal:
outer core
crust
inner core
mantle
The innermost layer of the earth, made of solid iron metal:
crust
mantle
inner core
outer core
The thinnest layer of the earth, made up of plates and rock
outer core
inner core
mantle
crust
Igneous rocks are:
formed when existing rocks are changed into new rocks by heat and pressure
formed by layers of soil, sand, and sediment
formed from the molten lava of a volcano
Rocks formed by layers of soil, sand, and sediment are called:
sedimentary
metamorphic
igneous
Rocks formed when existing rocks are changed into new rocks by heat and pressure are:
igneous
sedimentary
metamorphic
The place where two plates meet is called:
an earthquake
a fault
an epicenter
A seismograph is:
an instrument that records movement to predict an earthquake
a scale from 1-9 measuring how powerful an earthquake is
a tool used to predict when a volcano will erupt
An earthquake's power is measured using a:
seismograph
tilt-o-meter
Richter Scale
A way to find the epicenter of an earthquake using 3 locations of earthquake readings on a map:
triangulation
epicenter
focus
The point of an earthquake's surface directly above the earthquake:
epicenter
focus
The central point where the earthquake starts below the surface:
epicenter
focus
Hot, molten rock beneath the earth's surface:
lava
tectonic plates
magma
crust
Hot, molten rock that reaches the earth's surface when a volcano erupts:
magma
crust
tectonic plates
lava
The Ring of Fire is a group of active volcanoes along fault lines in the:
Atlantic Ocean
Antarctic Ocean
Pacific Ocean
A tilt-o-meter is a tool used to predict:
when a tsunami will occur
when an earthquake will occur
when a volcano will erupt
The Seiche Effect is:
the siren that sounds telling people a tsunami is coming
warning that a tsunami is about to occur when the water gets sucked back out to the ocean
what happens to a place after a tsunami hits
