The Latest Physics Posts Pulleys Are Machines by (author) Douglas Bender Wedges Are Machines by (author) Douglas Bender Levers Are Machines by (author) Douglas Bender Inclined Planes Are Machines by (author) Douglas Bender Pulleys Are Machines by (author) Douglas Bender Wedges Are Machines by (author) Douglas Bender Screws Are Machines by (author) Douglas Bender Inclined Planes Are Machines by (author) Douglas Bender Screws Are Machines by (author) Douglas Bender Levers Are Machines by (author) Douglas Bender Page 2 of 17 ‹ Previous 1 2 3 4 5 6 7 … 17 Next ›