Planetary Objects

Question	Answer
Caloris Basin	large impact crater, 960 miles diameter with antipodal chaotic terrain
Global Scarps	sheer cliffs that formed when large iron core cooled and shrank
Dynamo Effect	A planet’s magnetic field is generated by a mechanism where an electrically conductive core (such as iron) is at least partially liquid and has a rapid enough rotation.
Tunguska	Insert Fact
Chixulub	Insert Fact
Barringer	Insert Fact
Valles Marineris	large valley that is as long as distance across the US
Olympus Mons	tallest volcano in Solar System; a shield volcano
Hellas Basin	a crater almost 2000 km in diameter
Ceres	The largest known asteroid discovered by Giuseppi Piazzi is spherical and is also classified as a dwarf planet.
Asteroids	Composed of mostly rock and metal. Many may be simply rubble piles with lots of empty space. In a donut region around the Sun between Mars and Jupiter.
Ovoids	Large racetrack like features on Miranda

Resource summary

	Created by Amanda Chaiet over 7 years ago