Ahomogeneous mixture is made by dissolving some salt in a beaker of water. the mixture is referred to as a
a. solute
b. solution
c. solvent

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles