A high amplitude sound wave can best be compared to a short hill. tall hill. tightly coiled spring. stretched-out spring. Sound waves move the fastest through which medium? water at high temperatures water at low temperatures air at high temperatures air at low temperatures

The variables for this experiment include mass, volume and the materials in the various balls, as well as their densities. in part iii, you will be investigating the questionable baseball. use the drop-down menus to complete the sentences and identify the independent and dependent variables. in part iii, the independent variable, the one that is intentionally manipulated, is . in part iii, the dependent variable, the one that you measure the response in, is

The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?

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