• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/17

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

17 Cards in this Set

  • Front
  • Back
a volcano that still erupts from time to time
active volcano
a coral reef, or a number of coral reefs, that surround a body of water in the sea
atoll
a large circular hole in the top of a volcano, caused when the top of a volcano falls inward
caldera
a wide, bowl-shaped opening at the top of a volcano
crater
a volcano that has not erupted for a long time, but may erupt again at some time
dormant volcano
the eplosion of a volcano
eruption
a volcano that has not erupted for a long time and can never erupt again
extinct volcano
places where magma keeps forcing its way upward from beneath Earth's surface
hot spots
melted rock that spurts or flows out of a volcano during an eruption
lava
melted rock below Earth's surface
magma
thick streams of ash, mud, and water, caused by an erupting volcano or an earthquake
mudflows
long, narrow ranges of hills or mountains on land or under the sea
ridges
vast sheets of rock that move constantly beneath Earth's surface
tectonic plates
an opening at the top or side of a volcano through which lava, ash and gas flow out
vent
rock formed when runny lava turns into rock
basalt
one kind of rock that has holes created by escaping gas
pumice
fine volcanic dust
ash