Characteristics of Stars IM

Front

All stars begin as a __________?

Back

nebula

Front

Scientists determine the composition and temperature of stars ____.

Back

by analyzing the spectra of the light that stars emit.

Front

As the _________ of a star increases, luminosity increases.

Back

size

Front

Which category or type of star is our Sun?

Back

Main Sequence

Front

The types of gases that make up a star is also known as the star's _______________.

Back

composition

Front

What is the main process that powers stars?

Back

Nuclear fusion.

Front

What is a supernova?

Back

A supernova is a powerful explosion that occurs at the end of a star's life cycle.

Front

What is the difference between a white dwarf and a neutron star?

Back

A white dwarf is the remnant of a low to medium mass star, while a neutron star is the remnant of a massive star after a supernova.

Front

What does the term 'luminosity' refer to in stars?

Back

Luminosity refers to the total amount of energy emitted by a star per unit of time.

Front

What is the Hertzsprung-Russell diagram used for?

Back

It is used to classify stars based on their luminosity, color, temperature, and evolutionary stage.