assume vector A has a magnitude A=7.0 unit and makes angle of 40 degree with the x axis. vector B=8.0 unit and makes an angle of 30 degree with the x axis. what is the magnitude and direction of vector C=A+B

Marvin records scientific data about lake superior. for which property has marvin forgotten to use an si unit of measurement? shore length high temperature low temperature annual precipitation

Which basic property determines a colored light's placement on the spectrum of visible light? a. speed b. frequency c. amplitude d. velocity

Energy can be transformed from one form to another. the diagram shows one such process. which energy transformation is represented in the diagram? nuclear to thermal and radiant nuclear to electrical and chemical chemical to nuclear and radiant chemical to electrical and nuclear