The mass of a block of iron is 35 g. When the block of iron is added to a graduated cylinder containing 65 mL of water, the volume of the water and iron together is 69.5 mL. What is the density of the iron?

22. the top of a cliff is located a distance h above the ground. at a distance h/2 there is a branch that juts out from the side of the cliff, and on this branch a bird's nest is located. two children throw stones at the nest with the same initial speed, one stone straight downward from the top of the cliff and the other stone straight upward from the ground. in the absence of air resistance, which stone hits the nest in the least amount of time?