Instruments in an orchestra are typically divided into what four categories? strings percussion oboes trombones woodwinds brass

He fields of graphic design and animation changed completely in a very short period of time in the late twentieth century. nearly everything that was once drawn by hand on a drafting table is now done on a computer screen. what are some of the advantages of this transition to digital techniques? are there any disadvantages? what are some of the skills that today’s graphic designers and animation engineers have that earlier ones did not? are there any skills that have been lost in the move to digital techniques?

Which sout american country has the highest population density

Which of these forms or genres appeared in the baroque period, but  not  previous periods?