What is the greatest height a ball could reach if kicked at a speed of 8 m/s at the surface of the Moon where the gravitational field strength is 1.6 N/kg

Let f(x) = x4- 8x2 . find the relativeextrema of this function using the second derivative test.

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 is the single most important equation in all of physics?