A dog accelerates at a rate of 1.5m/s2 for 3s. What was the dog’s change in speed?

What is the fate of the electrons that interact with a specimen in an electron microscope?

How many dots must be added to the symbol to properly represent a standard nitrogen ion? a) 1 b) 3 c) 5 d) 8

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