Look at the velocity versus time graph below. What is the magnitude of the displacement of the object after it travels for three seconds? A. 14 m
B. 10 m
C. 12 m
D. 16 m

What is the mass of the same rock on the earth

Karen is running forward at a speed of 9 m/s. she tosses her sweaty headband backward at a speed of 20 m/s. the speed of the headband, to the nearest whole number relative to a stationary observer watching karen

Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.