From being depleted because they save
Sort these descriptions into the following T-chart: chemically procesad, naturally
obtained, environmentally friendly, not environmentally friendly (except they save natural
materials from being depleted), durable, not durable, cotton, wool, and ok, nylon polyester
and plastics, resistant to insects, food for insects
Natural Fibers
Synthetic Fibers

Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.