In a certain binary-star system, each star has the same mass which is 5.2 times of that of the sun, and they revolve about their center of mass. the distance between them is the 9.1 times the distance between earth and the sun. what is their period of revolution in years?

the five characteristics of adolescence are biological growth and development, and undefined status, increased decision making, increased pressure and the search of self.

  the unit of the measure =

explanation:

  the property that is quantified by the energy needed per of material to raise the temperature by one.

  si unit of energy = joule (j)

  si unit of temperature = kelvin (k)

  si unit of mass of material = kilogram (kg)

the property that is quantified by the energy needed per of material to raise the temperature by one is called specific heat.

the unit of specific heat is

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