Just at this time NASA decided to test some new high-altitude cameras by taking photographs of Yellowstone. A thoughtful official passed on some of the copies to the park authorities on the assumption that they might make a niceblow-upfor one of the visitors’ centers. As soon as Christianse...
These airspeeds are never correct because we are only at gross weight and 1G sitting on the ramp. If you happen to be loaded to gross weight, as soon as you start your engine, you are burning fuel and your weight is going down. And if you are anything but straight and level in the...
It really depends what liquid the boat is floating in. Usually, we can assume that the boat is in pure water, and water has a density of 1g/cm^3. You should also remember that 1 ml is equal to 1cubic centimeter (cm^3). Therefore, the boat should have a densi...
As the strength of gravity differs depending on the object's location or altitude, its weight will fluctuate accordingly. Newton's law: F=MA In the context of Newton's second law of motion, the force acting on an object (F) is equal to the product of its mass (M) and its ...