Reflect upon how science changes over time and how that has led us to where we are in understanding astronomy today. How have ideas of astronomy changed throughout time because of various historical factors? Required: at least 3 Paragraphs (introduction, body, conclusion)

Most energy in an ecosystem comes originally from_

In order to do work, the force vector must be question 1 options: in a different direction than the acceleration vector. in a different direction than the displacement vector. in the same direction as the displacement vector and the motion. in the same direction as the acceleration vector.

Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?