Horizontal ruler
ribbons
It's the ribbon.
a window
vertical ruler
When you place the mouse pointer over a button or other element in a Word program window, a small box may appear near the pointer that displays a description of what the button or element does. This is called a tooltip, and it provides information to help users understand the function of that particular element.
Insertion Point
is a program that displays an online advertisement in a banner or pop-up window on Web pages, e-mail, or other internet services.
tabs
It defaults to Sheet1 in the open workbook which is Book1.
what part of the window shows the name you opened
The split feature can be used to show different panes in the window, enabling you to see different parts of the document.
The Formula Bar.