which machine uses the principal of slopes? A . wheelbarrow and crowbar B. pulley and contour road. C. spade and claw hammer D. ladder and staircase

compost can be added to topsoil as a:

pesticide

on the planet jupiter, the acceleration due to gravity is approximately 26 m s2 , roughly 2.7 times the acceleration due

garbage disposal because lysosomes dispose of old cell parts like garbage disposals dispose of old food.

answer; three;