a physics lab report (P35)

I only need 4 paragraphs in this lab report! Also, all answer need to follow my procedure.

You must look my procedure before you stard work.

Plz follow the procedure to write a lab report of Physics coures.

All paragraphs must be double spaced. 

Plz follow the introuction to write the lab report.

Introuction:

1.Discuss the accuracy of results obtanied. Identify possible sources of error. 

2.Discuss the experimental results in relation to accepted principles; were these theories verified by the experiment? 

3.Discuss results obtanined with respect to thestated purpose of the experiment. 

4.Do you have any recommendations in the equipment or procedure?

Also you need to answer three questions in the last pages in a brand new word.

I will attach my procedure.