Hardie plank siding is a premium brand of cement board siding (also known as fiber cement board siding) produced by the James Hardie Company.ardie plank can be purchased with a wood-grain look, a plain smooth look or a stucco type finish. Hardie plank also comes in simulated cedar shingle planks.
activity duration. Period (hours, days, weeks) required to complete an activity. Activities with zero duration are called milestones.
Total energy expenditure = energy expenditure value of activity x duration of activity in minutes x your body weight in pounds. For example, suppose you weigh 150 lbs and you run at a pace of 7 minutes per mile for 30 minutes.