Last year to walk to Expo Park, you walked 30 meters South, then 55 meters East, finally 12 meters North. What was your displacement from the school to Expo Park?

Diamond will scratch quartz. true or false

Which subatomic particle has a negative charge

14. a body is projected with velocity vi from a. at the same time another body is projectedvertically upwards from point b withvelocity v2 lies vertically below the highestpoint. both the bodies collide thenv2÷v1is