Unit 5 Vocab

The measure of the brightness of a star

• Luminosity

• HR Diagram

• Magnitude

• Spectra

The spiral shaped galaxy that contains our Sun and its solar system, including Earth

• HR diagram

• Milky Way Galaxy

• Absolute magnitude

• Star

Tags

NGSS.MS-ESS1-2

a predictable series of stages that stars go through over time

• Nebulae

• Spectra

• Life Cycle of a Star

• HR Diagram

Different colors of light emitted based on the chemical composition of the light source

• Star

• Spectra

• Galaxy

• Magnitude

Tags

NGSS.HS-ESS1-2

Luminous globe of gas which produces its own heat and light

• HR diagram

• Milky Way galaxy

• Nebulae

• Star

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

A system of stars and associated matter, held together by gravitational attraction

• Apparent magnitude

• Galaxy

• Spectra

• HR Diagram

A diagram that shows the relationship between the brightness, surface temperature, and color of stars

• Galaxy

• Magnitude

• HR Diagram

• Star

Total amount of light (energy) emitted by a star or other celestial body

• Nebulae

• Milky Way Galaxy

• Spectra

• Luminosity

Tags

NGSS.HS-PS4-3

Clouds of dust and gas; site of star formation

• Nebulae

• Luminosity

• Magnitude

• Milky Way Galaxy