At the same time Israeli aircraft struck 140 targets belonging to the Hamas Islamist group that controls the Gaza Strip.
Sirens were sounded in several areas close to the border with Gaza, warning residents to seek immediate shelter, the Israeli army said.
In Gaza, one Hamas militant was killed in the air strikes, as was a Palestinian woman and her 18 month old child, Palestinian officials said.
However, fighting between Israel and Hamas continue despite the ceasefire talks.
According to the IDF, the rockets were launched from the Hamas-run enclave and two were intercepted by the Iron Dome missile defence system.
United Nations and Egyptian-led efforts are under way to mediate a long-term truce between Israel and Hamas that would end a four-month surge of violence along the Israel-Gaza border.
Katz, meanwhile, proposed "shifting the full responsibility over the Gaza Strip to the global community, while keeping Israel's security control on port".
A 34-year old man was lightly injured by broken glass, and damages to several cars were reported.
"As of now, approximately 70 rocket launches were identified from the Gaza Strip at Israeli territory", the army said in a statement.
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The changes also allow high school athletes more time and latitude in committing to a college basketball team. The rule changes are a part of the NCAA's reforms in response to the college hoops corruption scandal.
An Israeli policeman surveys the scene where a rocket exploded in the southern city of Sderot, Israel August 8, 2018.
"Hamas hit the "enemy" with a large number of rockets", it said.
At least two Palestinians were wounded in raids aimed targeting a Hamas base in the southern Gaza Strip, the enclave's health ministry said.
Yesterday, an IDF tank shelled a Hamas observation post along the Gaza border, which killed two terrorists, after an attack by Hamas snipers.
Israel says it is defending its border and nearby communities and accuses Hamas of using the protests as cover for attempts to breach the fence and carry out attacks.
More than 160 Palestinians have been killed by Israeli forces - most during weekly protests at which thousands of Palestinians have expressed their support for the declared right of Palestinian refugees to return to their ancestral homes in what is now Israel.
The plan includes "the establishment of an airport, a port and a railway to link the Gaza Strip with the West Bank", the media said.
The Israeli army earlier on Wednesday said Palestinians fired at least 36 rockets across the border.