Spectra of stars and galaxies

Unit: Earth in the Universe. New York State science standards (performance expectations): HS-ESS1-2, HS-ESS1-3.

Past questions on this topic

• August 2026, question 50 Which type of evidence or data did Hubble most likely use to measure the speed these galaxies were traveling?

Reference tables for this topic

• Emission Spectra of Some Elements from Stars
• Portion of Electromagnetic Spectrum Related to Earth and Space Sciences