Need help with a physics question

I have two things to do which the first thing, to answer the study guide questions and the second thing, to answer the Homework question.

I’m going to send the study guide questions and two files that you have to use to support you to answer the study guide.

First thing :

Study guide question file: Exam3_Study_Guide(1)…pdf

Two files to answer the study guide questions:

Second thing :

Home work questions :

NOTICE: please make sure to answer each thing in separate file.