The Life Cycle of a Star Unit Part 1 2024

Front

What is the life cycle of a small to medium mass star?

Back

Nebula, main sequence star, red giant, planetary nebula, white dwarf, black dwarf.

Front

What is a black hole?

Back

A remnant of a very massive star where gravity is so strong that not even light can escape.

Front

True or False: All elements found on Earth were originally produced in stars.

Back

True.

Front

What determines the pathway a star will follow as it changes?

Back

Mass.

Front

What is the main activity of stars in the main sequence?

Back

Actively fusing hydrogen into helium in their cores.

Front

Define Nebula.

Back

A large cloud of gas and dust in space, often the birthplace of stars.

Front

What is a red giant?

Back

A late stage in the life cycle of a star where it expands and cools after exhausting hydrogen in its core.

Front

What is a planetary nebula?

Back

A shell of gas ejected from a star during the late stages of its life, often surrounding a white dwarf.

Front

What is a white dwarf?

Back

The remnant core of a star that has exhausted its nuclear fuel and shed its outer layers.

Front

What is the difference between a neutron star and a black hole?

Back

A neutron star is the collapsed core of a massive star, while a black hole has gravity so strong that nothing can escape it.