Pepper Steak In A Crock Pot

1 (2 lb.) round steak, cut in strips
1/2 c. flour
1 lg. onion, quartered
1 or 2 green peppers, cut in strips
2 or 3 carrots, sliced
1 can tomatoes
1 can mushrooms
Salt, pepper and garlic powder
2 tbsp. soy sauce

In a bowl, mix round steak, flour, salt, pepper and garlic powder. Place meat and all remaining ingredients in crock pot on low setting 8-10 hours. Serve over rice.