How does an objects mass influence how much force is needed to change its motion?

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 element is the least metallic between cadmium, silver, zinc, or iron?

Air can be considered a mixture. which statement does not explain why?