4) A 60 Kg person (132 pounds) has a kinetic energy of 58800 Joules as they reach the ground after falling off a 100 m cliff. With what speed do they reach the ground? (use the
equation to figure out what information you need and what information you don't need)

Two models of the same compound are shown. in what way is model b better than model a? model b shows the types of elements in the compound, but model a does not. model b shows the three-dimensional shape of the molecule, but model a does not. model b shows how the atoms in the molecule are connected, but model a does not. model b shows the number of atoms of each element in the molecule, but model a does not