Barnacles live in salt water attached to sturdy objects such as rocks. All the appropriate rock surfaces in a bay are already covered with barnacles. This LACK OF SURFACES to attach to is an example of Climate
Space
Water

In the analysis of hair and fiber samples, which does a compound comparison microscope allow for that a conventional compound microscope does not? a. simultaneous observation b. polarization c. fluorescence d. higher magnification

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as