Answer:
Allan Sandage
Explanation:
Allan Sandage is an american astronomer that has undertaken extensive efforts to evaluate Hubble's constant rate of universe expansion.
in the beginning of his career in 1958 , the primary focus of Allan is to evaluate the Hubble's constant rate.
He used many different techniques to determine the distance to several galaxies. From these many different calculations, average value of Hubble's constant was about 50 km/sec/megaparsec.
Answer:
So they can understand what is in the soil and how it changes
<span>Paraphilia. Paraphilia, according to Wikipedia, is sexual arousal from unusual objects, situations, fantasies, behaviors, or individuals. Furthermore, paraphilia is in the Diagnostic and Statistical Manual of Mental Disorders.</span>