The Tuesday deaths included two al-Aqsa cameramen and the al-Quds radio chief.
Two Palestinians were killed in an Israeli strike that targeted a car in the central part of Gaza, and another one lost his life in the southern city of Rafah, close to the enclave's border with Egypt.
In retaliation, Palestinian resistance fighters poured rockets and missiles onto the southern Israeli areas, killing 2 Israelis, including a soldier, and injuring 15 others in Eshkol Regional council.
At least five Israelis have reportedly been killed in Palestinian rocket attacks since the fatal offensive on the coastal enclave started on November 14.
Five Israelis were also injured in Palestinian rocket attacks on Israel's fourth-largest city of Rishon LeZion, following a similar attack that critically wounded an Israeli in the southern city of Ashkelon.
According to reports, another Israeli has seriously been hurt in another rocket attack on Gush Etzion outside al-Quds (Jerusalem).