For photosynthesis, plants need water, carbon dioxide, and sunlight (or photons). The water provides electrons, the sunlight provides the energy, and CO2 provides a carbon sou â¦ rce.
Trick question! A single sheet of OSB weighs about 1.5 lbs per sf or 47 lbs, assuing you are asking about 7/16 thick, not 716.One sheet of plywood weighs a bit more.he weight of treated plywood will depend on the size of the  plywood. A 4 x 8 1/2 inch piece of treated plywood will weigh an  estimated 50 pounds.
WeighSouth WS300XL10 Bench Scale weighs up to 300 pounds and increments in 0.1 pound graduations. The weighing platform measures 20 x 26 and also weighs in kilograms (150 kg x 0.1 kg) plus counting, checkweighing and accumulating functions.hen the FG-150KAL is configured to the highest resolution you'll have a bench scale that weighs up to 150 kg weighing capacity and 0.01 kg increments. You'll also be able to select 300 lbs that increments in 0.02 lb graduations or 4800 ounces by 0.5 intervals.