Why does range of motion need to be measured separately for each joint

Dao makes a table to identify the variables used in the equations for centripetal acceleration. what quantities belong in cells x and y?

Jenny wants to test the electrical conductivity of two substances dissolved in water. she is preparing the containers for the experiment. which factor is most important for her to control? a) volumes of the solutions b) appearance of the solutions c) temperatures of the solutions d) concentrations of the solutions

Give me a example of a decomposer. explain what would happen if decomposers were absent from a forest ecosystem