Life Cycle of Stars

Front

What type of star is our Sun?

Back

The Sun is an average star.

Front

What is the main factor that determines what a star will become?

Back

The mass of the star.

Front

Is hydrogen the most common chemical element in most stars?

Back

True.

Front

What galaxy is our solar system part of?

Back

The Milky Way.

Front

What factors determine the brightness of a star?

Back

The brightness depends on its size, temperature, and distance from Earth.

Front

What is a star?

Back

A star is a massive, luminous sphere of plasma held together by gravity.

Front

What is the life cycle of a star?

Back

The life cycle includes stages: nebula, main sequence, red giant, and supernova or white dwarf.

Front

What is a nebula?

Back

A nebula is a giant cloud of dust and gas in space, often the birthplace of stars.

Front

What happens during the main sequence phase of a star?

Back

The star fuses hydrogen into helium, producing energy and light.

Front

What is a red giant?

Back

A red giant is a late stage in a star's life cycle when it expands and cools after exhausting hydrogen.