Someone want to talk bc I am so bore

The length of a vector arrow represents its magnitude and the point represents its direction true or false apex

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.

Displacement is the slope of a velocity vs. time graph a. true b. false