***HELP*** Field lines point straight out from all sides of an object. Which statement best
describes the object?
O A. It is a south magnetic pole.
• B. It is a north magnetic pole.
• C. It is positively charged.
O D. It is negatively charged.

The safe load, l, of a wooden beam of width w, height h, and length l, supported at both ends, varies directly as the product of the width and the square of the height, and inversely as the length. a wooden beam 4 inches wide, 9 inches high, and 240 inches long can hold a load of 6810 pounds. what load would a beam 3 inches wide, 8 inches high, and 144 inches long, of the same material, support? (round off your answer to the nearest integer.)