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CCI02.05.01.- High Mass Stars: Crash Course Astronomy

PEDRO ÁLVAREZ JIMÉNEZ 5 preguntas

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Preguntas del test (5)

1We can say that a star is a chemical elements factory, It is true that
1. ALess massive stars fuse till Ne
2. BThe creation of heavier elements depend on core´s temperature
3. CCarbon is the heavier element the Sun can fuse
2Why the iron creation is so problematic?
1. AIt releases a poor amount of energy
2. BIt does not release any energy
3. CNone of them
3The final stage of a very massive star is
1. ANeutron star
2. BBlack hole
3. CWhite dwarf
4Should we be afraid of the explosion of a supernova?
1. ANo, they are far away from us, except Spica
2. BYes, any star closer than 100 light years
3. CNone are correct
5The death of a supernova is the beginning of other stars
1. AVerdadero
2. BFalso