In a hydraulic press, a force of 20 N is applied to a piston of area 0.2 m2. If the area of the other piston is 2 m2, calculate the force exerted on it. A 200 N B 50 N C 20 N D 5N E 2 N.

Research and discuss the aurora borealis in terms of electric charges, magnetic fields, and forces. which times of the year are best for seeing the northern lights, and where are the best places to view them? explain your answers. also identify links to good images. if you’ve ever seen the aurora borealis, describe your experience and note the time and place that you saw it.