Have you been asked to hand in work on Moodle by your teacher? If you have but are unsure how to do it please take a look at this short guide, and even shorter video, that will explain the process:

https://moodle.smrt.bristol.sch.uk/mod/page/view.php?id=34086

This only applies to Homework set in Moodle. You should refer to Edulink to see where your Homework has been set.