building has the dimensions of 20 feet by 49 feet.   What is the area of the building in square meters?

Convert 500 meters squared per second squared to BTU per pound-mass. Answer to the third decimal place.

1.4 A new foam-like material called Aerogel is the lightest, most porous solid material ever made. The specific gravity of Aerogel is only 0.00325. A standard pick-up truck holds a volume of about 48.0 ft3. Determine the number of these trucks that would be required to transport 1.00 ton (i.e., 2000 lb) of Aerogel.

Question 15 Calculate the absolute pressure in Pascals at the bottom of a lake of depth 7.3 m. The lake is filled with fresh water with a density of 1000 kg/m and the atmospheric pressure is 102,829 Pa. Give your answer to the nearest whole number.