Today's Quiz – Black Hole Welcome to your Today's Quiz - Black Hole How is a black hole formed? They just appear When the fabric of the universe tears When a star explodes at the end of its life cycle When a small planet explodes Black holes cannot be seen because they don't reflect light. True or false? True False Albert Einstein came up with the term 'black hole'. True or false? True False What surrounds a black hole? A ring of bright light Space dust, stars, and galaxies No-one knows Tiny planets What is the area surrounding a black hole called? Perimeter Light ring Event Horizon Circumference How big can a black hole be? The size of a football The size of several million suns The size of Mars The size of London According to scientists, how many black holes exist? Hundreds Thousands Millions Billions What are the three sizes of black holes known as? Small, medium and large Large, Huge and Massive Gargantuan, stellar, and primordial Tiny, big and gigantic How many times more massive than our Sun is the M87 black hole? Six times 6 million times 6 billion times 6 trillion times Roughly how small would you have to squish the Earth for it to become a black hole? The size of an atom The size of a wedding ring The size of the Moon The size of a speck of dust Time's up Continue Reading Previous Previous post: Today’s Quiz – StarsNext Next post: Today's Quiz – Galaxy Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Δ
