Life cycle of a star
stars begin their life as ____ of ______.
stars begin their life as cloud of dust.
how long the star lasts depends on how ____ it is
how long the star lasts depends on how massive it is
magnitude was how ____ the star is from the earth.
bright
eventually the stars form _____ forming different elements.
layers
how many stars are in our solar sistem.
there is one star, our sun
The gas called Nebulae gravity can cause the nebula to ________.
The gas called Nebulae gravity can cause the nebula to contract. - Daily double
____ pulls the gas and dust together.
gravity pulls the gas and dust together.
Blue stars are ____.
hotter
the element occur at the end of their _____
life
what is a star?
an object that gives of it's own light and heat.
The gas cloud will begin the condense and turn into ________.
It is called a protostar
A nebulous is a large cloud of ____ and _____.
A nebulous is a large cloud of gas and dust.
red stars are ____.
colder
at higher temperature and presser , heavier ______ form
elements
how are stars different?
they are different because of there color, size and temperature.
The life span of a star depends on it's ______.
______ stars burn there fuel faster.
The life span of a star depends on it's size.
massive stars burn there fuel faster.
Stars begin there life as parts of ______.
Stars begin there life as parts of nebulous.
the color indicates the _______.
temperature
some elements are only able to form during ______.
supernova
What happens when a star is getting too old?
They burn up. Daily Double
All stars are huge spheres of _______.
All stars are huge spheres of burning gas.
A " Mature star " gives of it's own _______ and _____.
A " Mature star " gives of it's own light and heat.
luminosity is how ____ the star actually is.
bright
all stars live by fusing ____.
Hydrogen
when their outer layer expands what do they turn into?
They turn into a red giant.