Black Holes
Published on Nov 18, 2015
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PRESENTATION OUTLINE
INTRODUCTION
- Have you ever wanted to learn about black holes?
- Do you want to learn how they were formed, how big they are, or how strong they are, read on .
Photo by worldchaos81
HOW WERE THEY FORMED
A BLACK HOLE IS FORMED WHEN A STAR EXPLODES AND RUNS OUT OF FUEL.
Photo by thebadastronomer
HOW STRONG ARE THEY.
IT'S SO STRONG THAT NOTHING CAN ESCAPE THE BLACK HOLE. A SPACECRAFT WOULD BE SUCKED SLOWLY INTO BLACK HOLE IF IT WENT BY ONE.
Photo by Andrew Coulter Enright
FUN FACTS
- Black holes are invisible because not even light can escape the suction.
- Black holes were discovered by John Wheelers.
- Black holes were first predicted by Albert Einstein.
- There are millions of black holes in the universe.
Photo by Zorislav Stojanović
