Temperature Patterns Temperature Temperature is a measure of the average speed of the random motion of molecules that comprise a substance. Basically, it is a measure of how hot or cold something is.In Chapter 4 we made an important distinction between temperature and heat.Heat is the total molecular motion associated with a substance while temperature is the average motion of molecular that make up a substance.asically, it is a measure of how hot or cold something is. In Chapter 4 we made an important distinction between temperature and heat. Heat is the total molecular motion associated with a substance while temperature is the average motion of molecular that make up a substance.
Dimitry Medvedev is the current president of Russia as of June 24, 2010. He is the third President of the Russian Federation, an office that was created in 1991.
Trump tells Ukrainian politician he won't lift Russia sanctions. The president appears to take a harsher stance on Russia in an unusual private meeting. While President Donald Trump suggested during his campaign that he might ease sanctions against Russia related to its aggression against Ukraine, a Ukranian politician said Trump assured her he would do no such thing.