Nervous, a person is pacing back and forth. If the person paces 19.3 m north, then 8.6 m south, followed by 4.3 m north again, what is the person's overall displacement? Assume all values are to the nearest tenth and north is the positive
direction.

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

Write a polynomial function with the given zeros x= -1,0,2show your work

Sound travels slower in colder air that it does in warmer air. make a claim about the effect of air temperature on the speed of sound. support your claim with evidence