A hiker walks 5 kilometers north and then 7 kilometers east. What is the magnitude of her resultant displacement rounded to the nearest tenth?

During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?

22. the effect of threshold braking is to a cause skids. b. lock wheels. c. prevent locking of wheels. d. increase stopping distance.

When does your body conduct current more readily?