Kopelman's musical education started with piano lessons and she is listed as a "notable alumna of Israel Arts and Science Academy", where she studied with prof. Andre Hajdu, prof. Bat-Sheva Rubinstein and prof. Michael Wolpe.
[6] Kopelman's instrumental concert music includes works written for and performed by the Arthur Rubinstein International Piano Competition,[7] the Cremona Quartet,[8] Jerusalem Trio, Conjunto Iberico Octet, the Israel Camerata, Israeli Chamber Orchestra, Raanana Symphonette, the Israel Sinfonietta Beer Sheva, Carmel Quartet, the Jerusalem Symphony Orchestra, Waterloo Soloists, Gavriel Lipkind, Noam Buchman, Eyal Shiloach, and many more.
Examples include "Grief Measure," commissioned by the Carnegie Hall for Professional Training Workshop with Dawn Upshaw,[9] that includes besides voice also drums, bass, and electronics, "Sooner and Later" (2019) for soprano, string orchestra, percussion and drums is set on Leah Goldberg's poems, and was commissioned by the Israel Chamber Orchestra marking 50 years since Goldberg's passing, "Belong Not" for girls choir and handbells was co-commissioned by San Francisco Girls Chorus[10] and the Israel Institute, and is set on Kopelman's arrangement of Khalil Gibran's poem "On Children."
The piece was premiered in a special cooperation event of San Francisco Girls Chorus and Berkeley Ballet Theatre, for the centennial of the 19th Amendment to the United States constitution in Yerba Buena Arts Center, SF.
In many of her concert music pieces too, she blurs the common division of concert and non-concert medium by using contemporary rock and pop melodies, harmonies, rhythm and instrumentation, and also cooperates with non-classical musicians such as Yair Dalal and Sameer Makhoul on oud, the Rock-Blues singer Ruth Dolores Weiss, the experimental guitarist Yonatan Albalak, electronic music artist Sacha Terrat, Jazz flutist Ilan Salem, and more.