A bullet is fired into a 12 kg block of wood. After the bullet
stops in the block of wood the
block has 29 J of kinetic energy. At what speed is the block moving?

The charge of an ion with 55 protons and 52 electrons is +3. the reason is because protons are positive, and there are three more than the amount of negative electrons.

Shania is trying to determine the oldest geologic unit on this map and the reason to why is she unable to do so is that  the units are all the same age.. when there is the same age, there will be no oldest geologic unit and that i cannot be credible.