Stars

The actual brightness of a star, regardless of distance from Earth is called

• the absolute brightness

• the apparent brightness

• the relative brightness

• the absolute luminosity

The brightness of a star as seen from Earth

• the absolute brightness

• the apparent brightness

• the relative brightness

• the absolute luminosity

A dense object with a gravitational pull so strong that nothing escapes it is called a

• A black hole

• a gravity well

• The disappearing space cabinet

• An irrisistable wormhole

A cloud of interstellar gas and dust is called

• a nebula

• a space bunny

• a helionimba

• a spacial cumulous structure

At the core of a collapsed supernova is

• a neutron star

• a black hole

• a wormhole

• a warp field

The process of atoms combining to form denser atoms is called

• nuclear fusion

• cold fusion

• atomic clustering

• densifying

The explosive death of a massive star is called

• a super nova

• a helio nova

• a solar splosion

• A super explosion

An early stage in star formation before nuclear reactions take place

• a protostar

• a prestar

• a star nymph

• a neonuclear star