Relevance. Rating Newest Oldest. Best Answer: Acceleration is a vector quantity [it have both magnitude (size) and direction] since it is the change in velocity over time in with velocity is a vector. As a vector quantity, acceleration is also the rate at which direction changes.Source(s): http://en.wikipedia.org/wiki/Acceleratio...cceleration is defined as the rate of change of velocity. Acceleration is inherently a vector quantity, and an object will have non-zero acceleration if its speed and/or direction is changing..
Dry feet are caused by a lack of moisture in the skin. There are several common factors that can lead to dry feet, including: Excessively hot showers or baths. A skin condition that dries the skin (eczema, psoriasis, etc.) Soaps that are non-moisturizing. Medical conditions such as diabetes or thyroid disease.
Eczema appears on the hands very commonly. This is because soaps, lotions, and contact with certain fabric, animals, and other allergens or irritants that the hands come in contact with can cause a reaction in people with hypersensitive skin. Frequent washing of the hands can further dry out the skin of someone with eczema on their hands.