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.
Remove steaks and burgers from the heat when the thermometer registers 5Â°F lower than the desired doneness, and roasts 5-10Â°F lower, as the temperature will continue to rise while resting. The USDA recommends steaks and roasts be cooked to 145Â°F (medium) and then rested for at least 3 minutes.To ensure food safety, ground beef should be cooked to a minimum 160Â°F (well done). Be sure to check with a thermometer, as color alone is not a foolproof indicator.emove steaks and burgers from the heat when the thermometer registers 5Â°F lower than the desired doneness, and roasts 5-10Â°F lower, as the temperature will continue to rise while resting. The USDA recommends steaks and roasts be cooked to 145Â°F (medium) and then rested for at least 3 minutes.