In order to develop ideas for a new tennis racket, a design team visits three different sporting goods stores. What part of the desining process is this?

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

Which statement best explains the relationship between an area is geography and the temperature of its surface water

Answer explain why it is not possible to deduce a complete order of reactivity.