The energy of a system that emits a photon is decreased by the energy E {\displaystyle E} of the photon as measured in the rest frame of the emitting system, which may result in a reduction in mass in the amount E / c 2 {\displaystyle {E}/{c^{2}}} .
What does Brooke mean? Brooke [brooke] as a name for boys (also used more generally as girls' name Brooke) is an Old English name, and the meaning of the name Brooke is water, small stream; western stream. Brooke is an alternate form of Brooks (Old English, Old German): director Brooks Atkinson. Brooke is also a variation of Westbrook (Old English).
Brooke is a very popular first name for females (#397 out of 4276, Top 9%) and also a very popular last name for both adults and children (#6608 out of 150436, Top 4%). (2000 u.s. demographics) Brooke entered the list in 1940-1949 and reached its top position of #43 in the U.S. in the year 2003, and is presently at #172.