Outer Space: Old-Age Stars

What is the name of the explosion at the death of a massive star?

• Supergiant
• Supernova
• Black Hole
• Nebula

How long can a really low mass red dwarf last?

• a thousand years
• a million years
• a billion years
• a trillion years

When a low mass red dwarf dies, it will be nearly pure ___

• hydrogen
• helium
• lithium
• deuterium

When fusion has stopped, and the Sun has blown off its outer layers, it will be classified as ___

• a white dwarf
• a red dwarf
• a white subgiant
• a red subgiant

An expanding, glowing shell of gas around an aging star is called ___

• a dwarf nebula
• a planetary nebula
• a dwarf nimbus
• a planetary nimbus

After a supernova, if the core is massive enough to overcome its electron degeneracy pressure it can become a:

• Black Hole

• White Dwarf

• Red Supergiant

• Black Dwarf

One possible outcome that is left after a supernova is a super dense core called a:

• Neutron Star

• White Dwarf

• Red Giant

• Black Dwarf

A black hole is described as black because:

• it contains only empty space

• it can't be detected by any methods

• it is made of iron & other dense elements

• even light cannot escape its gravity

Which of the following is a distinguishing property of a neutron star?

• Spinning Rapidly

• Strong Magnetic Field

• Density beyond belief

• All of the above

What do we call a Neutron star that appears to look very much like a lighthouse form our perspective on Earth?

• Quasar

• Wayczar

• Pulsar

• Nonesar