Transcript Chapter 6, Section 4 Volcanoes in the Solar System

Chapter 6, Section 4
Volcanoes in the Solar System
Wednesday, April 14, 2010
Pages 200 -- 202
Objectives
• Explain how volcanoes on Mars and
Venus compare with volcanoes on
Earth.
• Describe the volcanic activity found on
the moons of Jupiter and Neptune.
Volcabulary Words
• Active
• Dormant
• Extinct
Volcanoes in the Solar System
• Earth is not the only body in the solar
system that show signs of volcanic
activity.
• Pictures of taken in space show activity
on Mercury, Venus and Mars.
• All of these planets, including Earth,
are rocky planets.
Volcanoes on Venus
QuickT i me™ and a
decom pressor
are needed to see this picture.
Theia Mons -- largest volcano on Venus.
• Pictures taken of Venus
show signs of
widespread volcanic
activity.
• There are about 150
large volcanoes.
• Volcanic mountains on
Venus are large sloping
shield volcanoes.
• Scientists looking for
evidence of active
volcanoes.
Volcanoes on Mars
QuickTime™ and a
decompressor
are needed to see this picture.
Olympus Mons - largest volcano on Mars (8x taller
than Theia Mons on Venus.)
• Volcanoes are found in
only a few regions of
Mars’ surface.
• In addition to shield
volcanoes, Mars also
has cone-shaped
volcanoes.
• Volcanoes on Mars not
believed to be active.
Volcanoes on Distant Moons
QuickTime™ and a
decompressor
are needed to see this picture.
Closeup of a volcano eruption on Io.
Picture taken by NASA in 1995.
QuickTime™ and a
decompressor
are needed to see this picture.
Volcano on Triton
• Volcanic activity
observed on Io, one
of Jupiter’s moons
and on Triton, one
of Neptune’s moons.
Review…
• Describe the volcanic features found on
Venus and Mars. Do volcanic features on
these planets resemble those found on
Earth? Explain.
• How is volcanic activity on the moons of
Jupiter and Neptune different from volcanic
activity on Earth?
• What is the largest volcano in the solar
system? What type of volcano is it?
Homework
• Workbook 6.4 (4/16)
• Worksheets 6.3 and 6.4 (4/16)
• There is no vocabulary quiz scheduled.