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Astronomer's Toolbox
Supernova Remnants: Quiz
Supernova Remnants Quiz
What type of supernova remnant is shown to the right?
[A] A shell-type remnant
[B] A crab-like remnant
[C] An octopus-like remnant
The supernova associated with the remnant on the right was seen by the astronomer Tycho Brahe in 1572 A.D. How old is it?
[A] 425 years old
[B] 0.23 /year
[C] 3,570 years old
Electrons and protons rattle back and forth across ___________ to make __________ .
[A] supernova remnant, an explosion
[B] a shock wave, cosmic rays
[C] my head, me crazy
Older supernova remnants are said to be in the _________ phase.
[A] snowplow
[B] steamroller
[C] forklift