What is the magnitude of the final velocity of the combined cars?

According to newton’s first law of motion, which force is expected to cause a body to accelerate?

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?

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass