Find the acceleration of each block and the tension in the strings in the following diagram if the surface is rough

Moon effect. some people believe that the moon controls their activities. if the moon moves from being directly on the opposite side of earth from you to being directly overhead, by what percentage does (a) the moon's gravitational pull on you increase and (b) your weight (as measured on a scale) decrease? assume that the earth–moon (center-to-center) distance is 3.82 × 10^8 m, earth's radius is 6.37 × 10^6 m, moon's mass is 7.36 × 10^22 kg, and earth's mass is 5.98 × 10^24 kg.

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

Explain what happens at the saturation point when adding salt to water at room temperature.