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.
Still, our footwear isnât the only thing that can cause our feet to smell. Additional causes of foot odor include: Hyperhidrosis (sweaty feet) Stress; Medication; Alcohol and drugs; Hormone changes, such as can be brought on by puberty or menopause; Poor hygiene; How Can I Prevent Foot Odor? There are several things you can do to prevent or minimize foot odor: Wash your feet daily with soap and water; Keep your toenails trimmed; Always wear fresh, synthetic socks; Use a disinfecting spray in your shoes, similar to what is used at a bowling alley; Keep your feet dry as much as possible