Characteristics of highly sensitive galvonometer​

What property is a characteristic of a substance that can be observed and does not change the identity of the substance

Why are graphs useful when interpreting data

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?