Quiz
What's the name of our galaxy?
The Milky Way
What's a system of stars called?
A galaxy
What's the name for a young/baby star?
A protostar
Define a star.
- a luminous spheroid of plasma held together by self-gravity.
True or false? ALL stars turn into black holes when they die.
False. SOME stars do.
Hydrogen
A constellation
What do some stars turn into when they begin the process of death?
Red Giants
Define a supernova.
When a star gets too big to support itself and explodes (death of a star)
True. Like fire, however hot the star is it will range from dark red to light blue
What's the largest type of star?
What would a star about the size of our sun live to?
10 billion years
What is it called when a star explodes / reaches its last stage of death
Supernova
Define a constellation.
a group of visible stars forming a perceived pattern
True or False? Smaller stars live longer than bigger stars.
True. The bigger the star the more fuel it burns and the more fuel it burns the quicker it will run out of that fuel.
What's a red giant?
a star that has run out of fuel begun the process of dying
What's a main sequence star?
any star that has a hot, dense core which fuses hydrogen into helium to produce energy.
What are neutron stars also classified as?
Dead stars
Define a Nebula.
A nebula is a distinct luminescent part of interstellar medium
True or False? Things can survive in the center of a blackhole.
No. There is nothing within a blackhole that can support/sustain life.
What type of star has the strongest gravitational pull of all stars?
Neutron stars
What's one of the known blackholes in our solar system?
Sagittarius A
What is the final form of a star after it dies?
Blackhole, neutron star or white dwarf (any one of these answers would've been fine)
Define a corona.
The corona is the outermost part of the Sun's atmosphere.
True or False? A star the size of our sun would live for 50 billion years.
False. A star around the size of our sun would live about 10 billion years.