Why does heat energy always move from a higher temperature to a lower temperature?

Avalue that describes how heavy an object is and is related to the force of gravity is

Asatellite component is in the shape of a cube with 10cm edges, has an evenly distributed mass of 2 kg and one bolt hole at each of four corners. if the maximum predicted random vibration environment is 10 grms, what bolt size would be a good choice for restraint? what other factors might drive bolt size besides force/stress?

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?