Two carts with masses of 18.0 kg and 2.5 kg, respectively, move in opposite directions on a frictionless horizontal track with speeds of 8.0 m/s and 3.0 m/s, respectively. The carts stick together after colliding head-on. What is the final speed of the two carts. ___m/s

Solar cell a produces 100 joules of energy, when a light source is shown on it for 3 minutes. solar cell b produces 200 joules of energy when the same light source is shown on it for 5 minutes. which solar cell works better? a) solar cell b, because it produces more energy. b) solar cell b, because it generates more power. c) solar cell a, because it produces energy quicker. d) solar cell a, because it generates a greater wattage. eliminate

What happens in a global convection cell

What determines the amount of inertia an object has