Please answer its due in 10 mins plsss​

Awater slide of length l has a vertical drop of h. abby's mass is m. an average friction force of magnitude f opposes her motion. she starts down the slide at initial speed vi. use work-energy ideas to develop an expression for her speed at the bottom of the slide. then evaluate your result using unit analysis and limiting case analysis. express your answer in terms of the variables h, m, l, vi, f and appropriate constants. vf v f

Explain what will happen if decomposers were apsent from a forest ecoysystem.

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical