Write a reflection about the things that you have learned from our previous topics in Disaster risk reduction.

|using the periodic tablewarm-upuse the periodic table in the tools bar to answer the following questions.what elemental classification does oxygen belongto? done

Place the elements below in order of decreasing ionization energy. aluminum(al) chlorine(cl) magnesium (mg) sulfur(s)

Ajet plane is speeding down the runway during takeoff. air resistance is not negligible. identify the forces on the jet.