How the tides work

Last week, week 6 my class went on camp and after they went on camp we got a slide show with task we had to do. This is task 3 we had to find out how tides work with How, When, Why, What, and where  so i made a slide show to show all of this things 4 W and a H on each slide I made. I also put a picture at the end to show how it works.