Why is cellulose considered to be a complex carbohydrate? it is composed of a complex arrangement of glucose molecules. it is composed of a long straight chain of glucose molecules. it is composed of a complex arrrangement of chitin molecules. it is composed of two carbon molecules joined with a double bond.

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.