Convert the following Celsius temperatures to Fahrenheit and Kelvin: (1) -62.8°C, the lowest temperature ever recorded in North America (February 3, 1947, Snag, Yukon); (2) 56.7°C, he highest temperature ever recorded in the United States (July 10, 1913, Death Valley, California); (3) 31.1°C, the world's highest average annual temperature (Lugh Ferrandi, Somalia).

Convert the following Celsius temperatures to Fahrenheit and Kelvin: (1) -62.8°C, the lowest temperature ever recorded in North America (February 3, 1947, Snag, Yukon); (2) 56.7°C, he highest temperature ever recorded in the United States (July 10, 1913, Death Valley, California); (3) 31.1°C, the world's highest average annual temperature (Lugh Ferrandi, Somalia).