A ball launched from ground level with a velocity of v directed straight up, reaches a maximum height of h. If the ball is launched with a velocity of 3v directed straight up, instead, it will reach a maximum height of h multiplied by .

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