KingChrissyy
KingChrissyy KingChrissyy
  • 22-06-2021
  • Biology
contestada

what two celestial objects do we often use as our standard candles

Respuesta :

johnstamo
johnstamo johnstamo
  • 22-06-2021

Answer:

Cepheid Variable Stars and RR Lyrae Stars

Explanation:

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