Your brother wants to make a boat out of the tall oak tree in your yard. For every 1000 cm3 piece of wood, your brother measured them to be
about 850g. What is the density of the wood?

When would a bouncy ball have the most potential energy

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering

Which metals are called noble metals