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Volcano and Igneous Rock. Volcanoes can occur at. Subducting boundaries Hot Spots Any type of climate. Volcanoes. They make new land They made the oceans They made the air They are deadly. Other features of a volcano are. Geysers Hot Springs. Molten rock inside the Earth is called.

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Volcano and

Igneous Rock

volcanoes can occur at
Volcanoes can occur at
  • Subducting boundaries
  • Hot Spots
  • Any type of climate
volcanoes
Volcanoes
  • They make new land
  • They made the oceans
  • They made the air
  • They are deadly
what would be a clue that a volcano might erupt
What would be a clue that a volcano might erupt?
  • Small earthquakes near the volcano
  • A bulge or tilt in the ground near the volcano
the ash fall from a volcano
The ash fall from a volcano
  • Can collapse buildings
  • Kill crops and livestock
  • Is very costly to clean up
  • Damage lungs
  • Pollute water sources
  • Travels the furthest
shield volcanoes are
Shield volcanoes are

very broad and gently sloping

volcanologists are measuring amounts of this gas gases in hopes of predicting eruptions
Volcanologists are measuring amounts of this gas/gases in hopes of predicting eruptions.

Sulfur Dioxide

the large explosion that occurred in 79 ad and totally destroyed pompeii is which volcano
The large explosion that occurred in 79 AD and totally destroyed Pompeii is which volcano?

Mt

Vesuvius

how are igneous rocks formed
How are igneous rocks formed?

cooling and hardening

of molten rock

extrusive igneous rocks
Extrusive igneous rocks

cools outside the Earth

intrusive rocks
Cool slowly

Cool inside the Earth

Large crystals

Intrusive rocks
extrusive igneous rocks40
Extrusive Igneous Rocks
  • Cool rapidly
  • Cool outside the Earth
  • Small or no crystals
what can the cooling rate of molten rock determine in igneous rocks
What can the cooling rate of molten rock determine in igneous rocks?

The size of the grains