Quiz 10-A

a neutron star that spins rapidly on its axis

• pulsar

• magnitude

• nova

• supernova

• variable stars

_______magnitude is how bright a star really is.

• absolute

• apparent

• sun

• nebula

How bright a star looks to us is called ______magnitude.

• apparent

• absolute

• luminosity

• stellar distance

The closest star to Earth is the ____.

• nova

• sun

• nebula

• variable stars

A cloud of interstellar gases and debris is a _______.

• nebula

• galaxy

• asteroid

• comet

the death explosion of a star

• magnitude

• nova

• supernova

• pulsar

an existing star that flares up and becomes brighter than normal

• magnitude

• nova

• parallax

• variable stars

stars that regularly or repeatedly change in magnitude

• magnitude

• nova

• parallax

• pulsar

• variable stars

a star’s apparent movement in relationship to other stars

• magnitude

• parallax

• pulsar

• nova

the brightness of a star

• magnitude

• nova

• parallax

• pulsar