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What is the first stage in a star's life?
Protostar
How is a protostar formed?
When gas in space is pulled together by gravity to form a cloud.
The life cycle of a star depends on its:
Something Else
Materials
Location
Size
How long can a star in the Main Sequence phase stay stable?
Billions of years
100 years
Millions of years
1000 years
TRUE OR FALSE: Red Dwarf stars are bigger than the sun.
FALSE.
What do we call stars smaller than the Sun which burn fuel more slowly and exist at cooler temperatures?
Planetary Nebula
Red Dwarf
Supernova
Red Giant
What do we call the biggest stars in the Universe?
Red Supergiants
Red Giants
White Supergiants
Supernovas
What do we call the cloud of dust that forms when the outer parts of a star drift away?
Cosmic Dust Cloud
Supernova
Planetary Nebula
Red Dwarf
The hot core of the star cools and becomes a:
White Dwarf
Planetary Nebula
Red Dwarf
Red Giant
What causes a star to explode?
A star explodes either when it gains too much matter, or when it runs out of nuclear 'fuel'.
What do we call the explosion of a star?
Planetary Nebula
Red Giant
Supernova
Kaboom
The Sun is a:
Planet
Star
Comet
Moon
A star begins its life as a large cloud of gas and dust called a:
Nebula
Galaxy
Comet
Crater
When a star is in the “main sequence” stage, it is:
Very new and still forming
Turning into a Planet
Stable and burning hydrogen
Exploding
Which object has gravity so strong that not even light can escape?
Black Hole
Asteroid
Comet
Planet
A protostar is:
A type of planet.
A star that has exploded.
A star that has just started to form.
A star that has turned blue.
