Curves in canyons formed by a downcutting stream are: downcut meanders, furrowed meanders , entrenched meanders, or embedded meanders

Current enters a circuit at a: 1.positive terminal 2.negative terminal 3.low potential side 4.resistor

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely

Given the position vector of the particle r(t)=(t+1)i+(t^2−1)j+2t k, find the particle's velocity and acceleration vectors at t=1