Characteristics of Stars

Front

Everything revolves around ___________.

Back

stars

Front

A tool that astronomers use to learn about the composition of a star is called a _______________.

Back

spectroscope

Front

Stars that are much smaller than the Sun are called _________________ .

Back

white dwarfs

Front

As the _________ of a star increases, luminosity increases.

Back

size

Front

What color are the coolest stars?

Back

red

Front

The process by which stars generate energy is called _____________.

Back

nuclear fusion

Front

The brightness of a star as seen from Earth is known as its _____________.

Back

apparent magnitude

Front

The measure of a star's total energy output is called its _____________.

Back

luminosity

Front

Stars that are larger than the Sun and have a short lifespan are called _____________.

Back

red supergiants

Front

The distance light travels in one year is known as a _____________.

Back

light-year