Answer: It stops the sound because the sound works with pressure and an outrageous from it's volume
Explanation:
A cymbal is known as a musical equipment which is heated at the surface or it's opening to form a sound. The working principle for it's performance is based on it's volume or the shape of the vessel, pressure applied and how it's been applied. Placing your hand at the mouth opening stops the noise because of you're being able to control the volume with application of pressure.
Vibration is the pleasant and unpleasant wavering of an equipment to form a motion.
The correct answer to this questions is E. <em>The Standpoint theory .</em>
It means that the government is split into two (central and local). The local government (state) helps the central (federal) government make decisions and they govern different parts of the country.
Actually the answer would happen to be : Scientists now gathered information and facts before creating a theory.
Answer:
C. Competitors are well established.
Explanation:
A product's life cycle can be understood as the complete product story through its sales phases: introduction, growth, maturity, and decline. This is the concept of planned adolescence, that is, products are already born with a date scheduled to be withdrawn from the market.
A characteristic of the maturity phase of this cycle is that competitors are well established. This phase is a period of low growth in sales. Profit levels become stable or decrease due to the company's spending to defend the product from competition. When the product reaches saturation the competition characteristics become more fierce.