timing how long it takes for your kettle to boil 1 cup (250ml) of water. looking at the power of your kettle (Watts, often found on the base of the kettle) joules = wattage x time (in seconds)
Rock climbing can help build and tone your legs and glutes. Indoor rock climbing is a sport that when properly executed, recruits every major muscle group in the body. Rock climbing is a full body workout that tones and strengthens the arms, shoulders and core muscles. You can also effectively strengthen and tone your legs and buttocks with regular indoor rock climbing sessions.
Mountain Climber. WORKS: ABS, BACK, LEGS, ARMS. 1. Start in a push-up position, hands flat on the floor and below your shoulders, legs extended behind you. Your body should be straight. 2. Bend your right leg and bring it in toward your chest, then straighten it and return to starting position. Repeat with your left leg.