For those of you who are struggling with some of the AP Physics 1 content and would like an additional resource, you can try one of the self-paced AP Physics 1 courses on edX.com. The courses are free, and you can work at your own pace. The videos and explanations might be helpful - you can watch them as many times as you want. Here are the links to 2 available courses:
AP Physics 1: Difficult Concepts from Davidson University
AP Physics 1 from Rice University
You will need to create a login on edX, and register for whatever course you choose.
AP Physics 1: Difficult Concepts from Davidson University
AP Physics 1 from Rice University
You will need to create a login on edX, and register for whatever course you choose.