Explain in a short sentence how you can tell if a reaction is a combustion reaction.

Which type of stress results when two plates push against one another? a. compression b. tension c. force d. shear

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

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.