2. DEFINITION
• Black hole is a place in space where gravity pulls so much that
even ligth can not get out.
• This can happen whel a star is dying.
3. WHAT HAPPENS IN THE
BLACK HOLES?• Scientists think the smallest black holes formed when the
universe began. When the center of a very big star falls in
upon itself, or collapes. It causes a supernova. A supernova is
an exploding star.
4. IS THERE A BLACK HOLE AT
THE CENTER OF EVERY
GALAXY ?
●
No, not quite. Small galaxies, much smaller than the Milky
Way, do not have black holes.
5. HOW BIG IS THE BLACK HOLE?
The supermassive black hole has a mass equivalent to 17
billion suns.
