Chris walks 25 m in the positive direction on a number line, then turns around and walks 15 m in the opposite direction. What is the magnitude of the displacement of Chris? A. -10 m
B. 40 m
C. 10 m

1) sections 1, 2, and 10 are significant primarily because they suggest the likelihood that a) widow wycherly is actually the woman in the full-length portrait. b) dr. heidegger wants to include his guests in an experiment with the water. c) dr. heidegger plans to drink some of the water from the vase and needs witnesses. d) the guests will be asked to witness dr. heidegger's transformation when he drinks the water.

Agas is contained in a vertical, frictionless piston–cylinder device. the piston has a mass of 3.2 kg and a cross-sectional area of 35 cm2. a compressed spring above the piston exerts a force of 190 n on the piston. if the atmospheric pressure is 95 kpa, determine the pressure inside the cylinder.

Which is the best for showing percentages of different types of cars sold(gas hybrid , electric , other ) in the united states ?