where, wear, ware, where's, wears

Where or where means in what place or location--
Where is the bakery?
Where are you going?

Where's or where's is a contraction (short, informal form ) of  "where is"--
Where's the bakery?
Where's the beef?

Wear or wear means to put on one's body as an article of clothing, piece of jewelry, cosmetic or toiletry-- 
The baker will wear a tall white hat.
She wants to wear it for a Halloween costume.

Wears or wears is the third person singular ( he, she, it ) form of  "wear"--
He wears a tall white hat. 
Who wears a tall white hat?
The baker wears a tall white hat.

Ware or ware is a type of things made or offered for sale. Wares or wares is the plural (more than one) of things made or offered for sale--
The baker's wares are delicious. He has pies and cakes.
"Said Simple Simon to the pie man let me taste your wares..."

Now that you know that, you can say--
"Where is the baker who wears a tall white hat while selling his wares?"

Note--"beware" (one word) is connected to "wary", meaning careful or suspicious--
Beware of dog.
Note # 2--be aware ( two words) means to take notice or be informed of--
It's important to be aware of recent changes in the school dress code.
Note # 3--"ware" is used as part of an expression meaning  a particular type of "ware"--
The antique dealer had granite ware, spatter ware and other tin ware for sale.