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.
How to do the Mountain Climber: 1  Step 1: Assume a standard push-up position with arms straight. 2  Hands should be placed below shoulders but just outside of shoulder-width. 3  Step 2: Your body should now form a straight line from your heels to your head.4  This is the starting position. Step 3: Begin exercise by lifting your right foot off the ground and bringing your knee as close to your chest as possible. 2  Hold for a moment, then touch foot to the ground. 3  Next, return foot to starting position. 4  Step 4: Repeat with opposite leg.