Signs and Symptoms. Because the signs of AS can be similar to those of other behavioral problems, it's best to let a doctor or other health professional evaluate a child's symptoms. Many kids are diagnosed with attention deficit hyperactivity disorder (ADHD) before a diagnosis of AS is made later.
Rubber begins to melt at approximately 180 degrees Celsius. At low temperatures, around 5 C to 6 C, there is a risk that rubber hardens because of crystallization. The optimum temperature for rubber is 20 C.
The melting point of the element, silicon, is about:  Melting Point: 1687 K (1414Â°C or 2577Â°F)  Boiling Point: 3538 K (3265Â°C or 5909Â°F)  Resource: http://education.jla â¦ b.org/itselemental/ele014.html  You can find the freezing point of the element there as well. Thank you.:}. 1 person found this useful.elting temperature is the point where a substance is reduced to a liquid (this is the state it changes to). the usual melting point of substances is 100 degrees or higher.