4-strech-explore are done.

Author: B3-Bisrat

Sprint-1/4-stretch-explore/chrome.md

@@ -12,7 +12,9 @@ invoke the function `alert` with an input string of `"Hello world!"`;
 
 What effect does calling the `alert` function have?
 
+// A pop up window on the webpage.
 Now try invoking the function `prompt` with a string input of `"What is your name?"` - store the return value of your call to `prompt` in an variable called `myName`.
 
 What effect does calling the `prompt` function have?
 What is the return value of `prompt`?
+//prompt() asks for input, returns the user's answer

Sprint-1/4-stretch-explore/objects.md

@@ -13,4 +13,6 @@ Try also entering `typeof console`
 Answer the following questions:
 
 What does `console` store?
+Console stores an object.
 What does the syntax `console.log` or `console.assert` mean? In particular, what does the `.` mean?
+The dot is used to access something inside an object. console.log means access the log function that is stored inside the console object.