Vocab
The name for a group of stars that form a specific pattern in the night sky. Ex: Big Dipper
Constellation
This is a technique used by astronomers to determine how far away a star is from earth.
Parallax
Core temperature increases
This type of star can convert Carbon to Iron
Supergiant
Size, brightness, and temperature can all be used to do this
Classify Stars (group them)
The sun uses this process when it is producing energy by turning Hydrogen into Helium
Fusion
This is a collapsed star that is so dense that even LIGHT cannon escape it's gravitational pull.
Black Hole
These dark spots on the SUN are caused by cooler gas temperature areas
Sunspots
Which balancing force keeps a star from blowing itself apart
Gravity due to mass
North Star. It does not appear to move even as the earth rotates due to being directly above the North Pole
Polaris
This is the largest "thing" besides the universe itself
Galaxy
These are the ways that life on Earth would be different if we replaced our Sun with Polaris
Polaris is larger, so it would be hotter and unlivable.
This is the category that most stars are part of. It appears as a diagonal stripe on the HR diagram
Main Sequence
This is the term for how bright a star APPEARS to us viewing it from earth.
Apparent Magnitude
This galaxy is home to Earth and many other planets and stars. We are positioned on one of the many arms rotating around the center (like an octopus)
Milky Way Galaxy