Asummary of what you have learned from a science experiment is called an

This drawing shows a human body system. what is the primary function of this body system?

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?