32 terms

Natural Disasters

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tectonic plate
a very large piece of the earth's crust that can move slowly
campfires
an outdoor fire for warmth or cooking
liquid
like water; not gas or solid
trigger (v)
to cause an event or situation to happen
ash
the material left after something is burned
slope
a surface where one end is higher than the
other end
slide (v)
to move along or down a (smooth or slippery) surface
contiguous
sharing a common border; touching
acre
a unit or measurement of land area
evacuate
to leave or make people leave a threatened
place
natural disaster
any event or force of nature that has catastrophic consequences, such as avalanche, earthquake, flood, forest fire, hurricane, lightning, tornado, tsunami, and volcanic eruption
volcano
a vent in the earth's crust through which lava, steam, ashes, etc., are expelled
volcanic eruption
the expulsion of lava, steam, ashes, etc. through a vent in the earth's crust
mountain range
a series of more or less connected mountains in a line
lightning
an electric spark in the atmosphere, occurring within a thundercloud, between clouds, or between a cloud and the ground
conditions
a particular mode of being of a person or thing; existing state; situation
devastation
a large amount of destruction or damage
earthquake/temblor/tremor
a series of vibrations in the earth's crust
aftershock
a small earthquake or tremor that follows a major earthquake
foreshock
a small earthquake or tremor that precedes a major earthquake
tsunami/tidal wave
an unusually large sea wave produced by an earthquake or undersea volcanic eruption
shake/vibrate
to move or sway with short, quick, irregular movements
seismic wave
a wave of energy that is generated by an earthquake or other earth vibration and that travels within the earth or along its surface
Richter scale
a scale, ranging from 1 to 10, for indicating the intensity (magnitude) of an earthquake
earthquake magnitude
the intensity of an earthquake (measured by the Richter scale)
epicenter
the point at the center of an earthquake from which the shock waves of an earthquake radiate
fault
a break or fracture between tectonic plates
the earth's crust
the outer layer of the earth
seismologist
a scientist who studies earthquakes and their phenomena
seismology
the science or study of earthquakes and their phenomena
collapse
to fall or cave in
earthquake preparedness
the state of being ready for an earthquake to happen