Some examples of different genres. include comedy, tragedy, mystery and historical play. â¢ Audience: This is the group of people who watch the play. Many. playwrights and actors consider the. audience to be the most important element. of drama, as all of the effort put in to. writing and producing a play is for the.
Salinities less than 5ppt in the lower 40 miles of the Potomac River killed 50% of the marketable oysters after Agnes, and blocked reproduction that year. Because saltier water is heavier, the oysters near the surface suffered low-salinity water for a longer period of time.alinities less than 5ppt in the lower 40 miles of the Potomac River killed 50% of the marketable oysters after Agnes, and blocked reproduction that year. Because saltier water is heavier, the oysters near the surface suffered low-salinity water for a longer period of time.
SALINITY OVERVIEW Salinity is the concentration of dissolved salts in water, usually expressed in parts per thousand (ppt). Objects float higher in salt water than fresh water because salt water is denser (heavier per unit of volume).