Astronomers must ensure their spectral measurements are accurate by considering various factors, including: Atmospheric interference from Earth's atmosphere Instrument calibration errors Multiple observations to confirm results Why is it important to account for atmospheric interference when analyzing stellar spectra?
Answer
A
Earth's atmosphere absorbs and distorts specific wavelengths.
B
Earth's atmosphere affects radio telescopes.
C
Earth's atmosphere blocks stars' spectral lines.
D
Earth's atmosphere makes measuring very distant objects impossible.