Review - Life of a Star and HR Diagram

Front

What is the final star remnant of low-mass stars?

Back

White dwarfs

Front

What does the color of a star depend on?

Back

Temperature

Front

What two qualities of stars are displayed in a Hertzsprung-Russell diagram?

Back

Surface Temperature & Absolute Magnitude

Front

Which group of stars has high temperatures and low luminosity?

Back

White Dwarf

Front

What type of star has a temperature of 2,000 K and a luminosity less than the Sun?

Back

Red dwarf

Front

What is a black hole?

Back

A region of space where the gravitational pull is so strong that nothing, not even light, can escape from it.

Front

What is a neutron star?

Back

A dense remnant of a supernova explosion, composed mostly of neutrons.

Front

What is the main sequence in the HR diagram?

Back

A continuous band of stars that ranges from hot, luminous stars to cool, dim stars.

Front

What is luminosity?

Back

The total amount of energy emitted by a star per unit of time.

Front

What is the relationship between a star's temperature and its color?

Back

Hotter stars emit blue light, while cooler stars emit red light.