It take 4.0 hours to travel 128.0 miles. What is the distance? Use one of the following to find the answer.

Examine the equation. 23490th→23088ra+42he what kind of barrier would you need to block the radioactive particles from this reaction? a.a piece of paper b.a sheet of aluminum foil c. a two-inch block of lead d. a solid concrete block

Aboy with a mass 25 kg climbs into a small tree. he sits on a branch that is 2.o m above to the ground.what is his gravitational potential energy above the ground?

Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?