Physics Equations &Answers SKU: $5.25 to $6.95 Product Type : New Used perpetual - vs 180 - vs Ship 81 Available Pickup in Store - FREE! Select Store to check availability. Quantity -+ Add to Cart Details Essential tool for physics laws, concepts, variables and equations, including sample problems, common pitfalls and helpful hints. DetailsBackDetailsEssential tool for physics laws, concepts, variables and equations, including sample problems, common pitfalls and helpful hints.See MoreSee Less