Seattle means Seattle, just a name.
Seattle was named so because the founders (such as the Yeslers etc.) wanted to name it some awful name, but then one of the of the founders said they didn't want it to be called that so they named it after the sheriff whose last name was Seattle.
Seattle, Washington
The Sea
There by the sea and there's lots of Hawks in Seattle.
Seattle
The name "Seattle" is derived from Native American Chief Sealth, who was a prominent leader of the Duwamish and Suquamish tribes in the Seattle area. The city was named in his honor.
They held a contest and the name Seahawks was selected from the submissions. Seahawks were already used by a local high school in Seattle, Chief Sealth. The submitter probably swiped it from them.
The church hill got its name for the planet mars. It is a Christian mega church that is located in Seattle Washington and is a section of West Seattle.
If you're talking about the neighborhood of Seattle called North Seattle, then yes, it's capitalized because it's the proper name of a specific place. Either way, Seattle is always capitalized.
No.
Jimi Hendrix.