Section 10A (Science 6)

the brightness of a star

an existing star that flares up and becomes brighter than normal

• supernova

• pulsar

• nova

• parallax

a star's apparent movement in relationship to other stars

• supernova

• pulsar

• nova

• parallax

a neutron star that spins rapidly on its axis

• supernova

• pulsar

• nova

• parallax

the death explosion of a star

• supernova

• pulsar

• nova

• parallax

__ stars are stars that regularly or repeatedly change in magnitude

Match the following concepts

• pineapple..

• 
• is how bright a star appears to us

• absolute magnitude

• is how bright a star really is

• apparent magnitude

the closest star to earth

A cloud of interstellar gases and debris is a _____

• nebula

• black hole

• super massive black hole

• super nova

A collapsed star that has an extremely high amount of gravity (so much that even light cannot escape its pull)

• nebula

• black hole

• proxima centuri

• super nova