I think you did really good this was a really eye opening topic really the only thing I have to say is you might want to change to summarize to to conclude it sounds more appealing other than that I don't really have any corrections.
Answer:
Arm: Supports the tube and connects it to the base.
Base: The bottom of the microscope, used for support.
<span>A pier glass, otherwise known as a trumeau mirror is used in decorating a room. Pier glass was common in the parlors of homes during the 18th century. The mirror has a long and tall shape. You may often find it being in the same shape as the rooms windows. Pier glass can also be described as a mirror which is placed on a rooms pier. The pier being a wall between two windows that is supporting an upper structure.</span>
Everyone’s opinion is different. Some people don’t stand for the pledge in form of protest, like for racial injustice or something of the sort.