Introduction to Astrophysics.
Sugar and spice and all things nice?
Slugs and snails and puppy dogs' tails
Frozen ice and carbon dioxide, hydrogen and helium
Frozen ice and carbon dioxide, methane and ammonia
Hydrogen, helium, methane and ammonia
The time it takes light to travel for a year.
The distance light travels in a year.
Time between starting and finishing when light travels through space
None of the above
Stars move around pole star
Sun moves into different constellations during the year
Microwave background radiation
Hydrogen combustion in core
Hydrogen combustion in shell.
Hydrogen fusion in core.
Hydrogen fusion in shell.
The luminosity will be half as big.
The luminosity will be the same.
The luminosity will be twice as much.
The luminosity will be 3x as much.
The luminosity will be 4x as much.
The luminosity will be 8x as much.
Here's an interesting quiz for you.