An Investigation Into When Did The Last Tasmanian Tiger Died

investigation is you trying to look up for more, more, more clue about something, you're looking and looking for further clue. Research, is you're searching about something that is already searched. You. Research research is an ongoing process that takes a much longer period of time and is done with the intent of studying something. an investigation typically looks into allegations or criminal charges. an. investigationInvestigations can refer to any physical search for answers. Where research is obtaining knowledge. Survey is just observing something/anything. Examples being: “The detective continued.