Stars
This is the layer of the sun that gives off the light.
the photosphere?
This is the biggest type of star.
supergiant
This is the shape of the Milky Way.
spiral galaxy
This is the colour of the hottest stars
blue
Stars were used for this for hundreds of years before modern technology came about
navigation
This is the area of highest temperatures inside of the sun
the corona?
This is what every star begins it's life cycle as
a nebula
This is how long it takes for the earth to orbit around the sun.
24 hours
what is a deuterium
an isotope of hydrogen
This is the measure of the amount of light that a star gives off
absolute magnitude
This is the highest temperature in the sun
2,000,000 degress Kelvin?
What are the three different ways that a star life cycle can end?
as a neutron star, a black hole, or a white dwarf
This is a major event that happened 13.7 billion years ago.
the big bang
Black Holes have such a strong gravitational field that not even this can escape.
Light
This is the measure of the amount of light from a star received on Earth.
apparent magnitude
the spectral class of the sun is
Class g
These are the two main elements that make up a star.
Hydrogen and Helium
This is the telescope that showed us a lot of new things about our universe
the Hubble Space Telescope
This is know as a rip in space and time.
a black hole
How do scientist measure how far away a star is in outer space?
use stellar parallax?
The sun is this type of star.
a main sequences yellow star
This is the process that powers the stars.
nuclear Fusion
Elliptical, Spiral, and irregular are the three shapes of these
galaxies
This is the closest star other than the Sun to planet Earth.
Proxima Centari