What happens to jet streams as they get closer to the equator

Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules

Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by

Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.