Stars Test Review

All stars form from ...

• planets merging

• nebulae

• the collapse of a blackhole

• none of the above

The first thing to form in the "stellar nursery" is the

• sun

• brown dwarf

• red giant

• protostar

• white dwarf

Our sun is a star. Which step is our sun currently in?

• red giant

• main sequence

• white dwarf

• neutron star

• red supergiant

The next stage for our star (the sun) will be _____________?

• white dwarf

• planetary nebula

• black hole

• brown dwarf

• red giant

The final stage for our star (the Sun) will be _________________?

• white dwarf

• protostar

• red supergiant

• blackhole

• brown dwarf

This type of star is only a star in theory ... for now

• white dwarf

• black dwarf

• yellow dwarf

• brown dwarf

This type of star is not technically a star. It is actually a planet that has some fusion taking place at its core.

• white dwarf

• black dwarf

• yellow dwarf

• brown dwarf

Which of the following is the longest distance?

• 1 AU

• 1 lightyear

• 1 parsec

• 1 km

• 1 mi

Which of the following would be the best distance measurement to choose if you were measuring the distance to an object within our solar system?

• AUs

• lightyears

• parsecs

• lunar month

• darkyear

What makes Cepheids and RR Lyrae types stars interesting?

• the luminosity changes randomly

• the luminosity changes predictably

• the distance changes randomly

• the distance changes predictably