The latest UN surveys show that traffic accidents are the leading cause of death among 15- and 29-year-olds in the United States. According to official data, more than 1.2 million people lose their lives in traffic accidents every year. The numbers are frightening and show that the problem of traffic negligence is still very much highlighted. Young people are among the hardest hit because of the lifestyle to which they are generally associated. Drunk driving and speeding are the main causes of accidents among young people. However, driving and using your mobile phone to send instant messages begins to appear as a major trigger for accidents.
When ice absorbs enough heat energy, it will turn into water. If the heat energy highers the temperature in the ice to above freezing temperature, then the ice will melt into water.
A skeletal muscle cell is surrounded by a plasma membrane called the sarcolemma with a cytoplasm called the sarcoplasm. A muscle fiber is composed of many fibrils, packaged into orderly units.
