26885195
Descripción
Test por PEDRO ÁLVAREZ JIMÉNEZ, actualizado hace más de 1 año
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Creado por PEDRO ÁLVAREZ JIMÉNEZ
hace casi 6 años
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Pregunta 1
Pregunta
The gravitational field of a black hole is so strong that _______ can escape from its event horizon.
Image:
Hole (binary/octet-stream)
Respuesta
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Only a spacecraft with very powerful engines
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Nothing, not even the light
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Only electrons
Pregunta 2
Pregunta
Astronomers can observe black holes because.
Respuesta
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The volume of space inside the event horizon emits light
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They observe the gravitational effects of the black holes on the space around them
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They are connected with space-time tunnels to Earth
Pregunta 3
Respuesta
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Super-massive black holes sit at the center of the galaxy
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Outside galaxies, in the intergalactic space
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Inside galaxies, but there are none in the Milky Way
Pregunta 4
Pregunta
It is _______ that planet Earth will be destroyed by a black hole.
Respuesta
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Impossible
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Certain
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Possible, but extremely unlikely
Pregunta 5
Pregunta
Black holes are fundamental components of the universe because.
Image:
P (binary/octet-stream)
Respuesta
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They contributed to the formation and evolution of galaxies
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They get rid of useless stars and planets
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They are amusing objects for astronomers
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