A student travels 4.0m East, 8.0m South, 4.0m west, and finally 8.0m north. What is her displacement

Which is special about a dc circuit ? a. it has both series and parallel components b. it has only series or only parallel components c. charge moves in a single direction d. charge moves back and forth quickly

If the work required to stretch a spring 3 ft beyond its natural length is 15 ft-lb, how much work is needed to stretch it 27 in. beyond its natural length?

Which sections of the heating curve illustrate this process?