Why are concerns like safety and recycling important in astronomy, even though the
research is often not conducted in a traditional lab?

Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?

What shape would a molecule with two bound groups and two lone pairs have?

How does kepler second law of planetary motion overthrow one of the basic beliefs of classical astronomy