The anaerobic lactic energy system is where the muscles do not use oxygen and lactic acid is produced.Making the best of Energy production Different events require athletes to use combinations of the three energy systems.he anaerobic lactic energy system is where the muscles do not use oxygen and lactic acid is produced.
Photo Credit Michele D. Lee/Demand Media. Stir the ground beef every three to five minutes as it cooks in the skillet. Break apart the cooking meat with the spatula to get the chunks smaller if desired. Cook the ground beef for eight to 10 minutes or until no pink remains in the middle of the pieces. The USDA recommends cooking ground beef until it reaches an internal temperature of 160 degrees Fahrenheit.
What Temperature Do You Cook Meatloaf. Meatloaf can be cooked at 375-400Â°F in an oven till it reaches an internal temperature of 160Â°. A large pack of ground meat, about two pounds, takes about one hour fifteen minutes or so.The temperature and time can vary depending on the taste and method of cooking.hat Temperature Do You Cook Meatloaf. Meatloaf can be cooked at 375-400Â°F in an oven till it reaches an internal temperature of 160Â°. A large pack of ground meat, about two pounds, takes about one hour fifteen minutes or so.