Final answer:
To complete the SAR log, you need to provide the student's name, date and time of the incident, nature of the incident, relevant details, and the names of witnesses or individuals involved.
Step-by-step explanation:
On the SAR log, you must fill out the student's name, the date and time of the incident, the nature of the incident, and any relevant details or observations. You must also include the names of any witnesses or individuals involved.