Crockpot Barbeque Pork Chops with Potatoes, Carrots, & Onions

pork chops (I prefer bone-in)

potatoes, cut into quarters

of a 16oz bag of baby carrots

large onion, cut into quarters

bottle of barbeque sauce (I like Sweet Baby Rays)

ketchup

cola

Worcestershire sauce

salt & pepper

chopped green onions (optional)