Test your knowledgeVersion en ligne Test your knowledge about black holes. You can choose A or B, only one is correct. par Marta Tejedor Fernández 1 A black hole is so strong that... a Light can escape b Nothing can escape 2 Can we see black holes actually? a Yes b No 3 Why can not we see black holes? a They don’t reflect light b The sun illuminates black holes 4 Black holes are formed when... a The moon explodes b A star explodes 5 Where are the super-massive black holes? a In the ocean b At the center of galaxies 6 Who named this phenomenon as “black hole”? a John Michell b John Archibald
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