How much work is Moby exerting with a
force of 500N and a distance of 2m?

Arepair man charged $93.06 the price included 2 hours of labor and 40 service charge how much does the repairmen charge per hour for labor?

Any sound above what db can cause hearing loss in human beings

Milk production during breastfeeding is increased by the suckling of a newborn from his mother's nipple. this type of feedback mechanism best describes a positive or negative