Observing nature-YZ

Reflection: https://vsbworld.sharepoint.com/:w:/r/sites/GladstoneSecondary2020MLFSC1110-104b101/_layouts/15/Doc.aspx?sourcedoc=%7B86E08246-E2C3-4884-822C-F295088BABED%7D&file=Assignment%206.docx&wdOrigin=OFFICECOM-WEB.START.REC&action=default&mobileredirect=true