It is a vector. A scalar has only magnitude. A vector has magnitude and direction. Acceleration is a vector because it has magnitude and direction. That's why an object can be said to be accelerating if it has a circular rotation and a constant speed; even though it's speed isn't changing, it's direction constantly is.ass is a scalar quantity because it doesn't have direction. Acceleration is a vector quantity because it has both magnitude and direction.
1. Exogenous Causes. 1  Dry Skin is the most common and obvious cause of itchy soles of the feet. 2  Contact Dermatitis is a skin reaction, which results from the exposure to allergens or irritants, such as certain soaps, cosmetics, detergents or even some plants, such as poison ivy.
No wonder dry skin on the feet is a common complaint! Not only is dry skin on your feet unattractive and embarrassing, it can also be itchy, painful, and burning, too, especially in the case of conditions like athlete's foot.There are a number of reasons for dry skin on the feet and toes.Just like anywhere else on the body, xerosis (dry skin) occurs when an environmental factor, like lack of humidity, medications, or harsh ingredients in your soap, strips away the fatty coating that protects skin from the elements.ot only is dry skin on your feet unattractive and embarrassing, it can also be itchy, painful, and burning, too, especially in the case of conditions like athlete's foot. There are a number of reasons for dry skin on the feet and toes.