Help! I don't know if it's abrasion or ice wedging A rock that is exposed to heating and cooling over and over again will eventually crack and break into smaller pieces. This is an example of what type of mechanical weathering?
A abrasion
B acid rain
C ice wedging

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

Which other elements contain the same number of outer electrons as sodium

Calculate the mass of silver needed to react with chlorine to produce 126g if silver chloride?