A car moves a distance of 6km due north, then moves 5km due east, then 4km due north due east it stopped for a while before moving 7km due south and it finally stopped at a point 5km due west from it last position. Calculate the distance covered by the car and its direction from its starting point.​

How is coal extracted from mountaintop removal mines? a. dynamite is used to create underground tunnels where miners go to extract the coal. b. dynamite is used to break apart rocks and then draglines are used to remove the broken rock and reach the coal. c. coal in mountaintops is extracted by digging strips in the landscape to reach the coal. d. placer deposits in mountain river bottoms are removed by

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

A2k pendulum has a speed of 1 m/s at a height of 1/2 meter