The Hubble Space Telescope has photographed disks of gas and dust around young, low-mass stars in the Orion Nebula. It is thought that planets may form from the material in disks such as these. What name has been given to these disks?
A) stellar accretions
B) proplyds
C) cocoon nebulae
D) Barnard objects
Correct Answer:
Verified
Q64: A Herbig-Haro object is:
A)the gas cloud produced
Q65: Herbig-Haro objects are:
A)dense dust clouds surrounding and
Q66: Herbig-Haro objects, bright, variable regions within nebulae,
Q67: Typical jets of bipolar outflow last for:
A)10
Q68: What is a proplyd?
A)a protoplanetary disk around
Q70: A star-forming region is best viewed in
Q71: In the magnetic model for the bipolar
Q72: The jets of bipolar outflow associated with
Q73: When a dark nebula collapses to form
Q74: The pillars of M16, shown in Figure
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