Each post in this series builds on information discussed in previous posts. See the Photography for Beginners page on the menu for links to all the posts.
In the previous post we discussed that camera type and sensor size are interrelated, and that you need to decide what you want in both categories before you can move on to thinking about specific camera features.
In that post we covered the different types of cameras. In this post we cover sensor sizes.
If you need help with photography jargon you can open the glossary in another browser tab for quick reference.