Because God commanded it. Its origin is in the Torah (Genesis ch.2, Leviticus ch.23, Exodus ch.20 and many other passages).
The Sabbath is considered in the Jewish religion to be a day blessed by God (Genesis ch.2), a day of rest (Exodus ch.20, ch.31), and a day of strengthening ties with the family, the community, and with God.
Orthodox Jews live in Australia, so they observe Shabbat, too.
Black Jews observe Shabbat no differently than any other Jew.
In all honesty, most practicing Reform Jews do not observe anything beyond going to the synagogue on Friday nights and/or saturday mornings. They may also do a festive meal on Friday nights.But there are a significant number of Reform Jews who observe Shabbat with family time at home throughout the day. A small number are even shomer shabbas (strictly shabbat-observant).
Whether or not it's celebrated, observed, or even acknowledged, the Shabbat is the seventh day, which, in Judaism, corresponds to Saturday. As in many other ancient cultures, each day in Judaism is considered to begin at sundown and end at the following sundown. Accordingly, the Shabbat begins at sundown on Friday evening and extends until sundown on Saturday evening. Those who observe it, whether in the synagogue, in their homes, or in some part of their private lives, observe it during that period of time.
Of course. You can ride it as much as you want and whenever you want, 24/6. Only not between sundown Friday and sundown Saturday.
Because of the two different phrases (Zachor and Shamor) in which the Torah tells us to observe the Sabbath (see Exodus ch.20 and Deuteronomy ch.5). We light two candles to remember these commandments throughout the sabbath day.
They prepare their children for Shabbat and light the Shabbat candles.
"Shabbat Shalom!"
They're called Shabbat candles (Neirot Shabbat in Hebrew).
Traditional Jews observe Shabbat because the day of rest is commanded in the Torah. It is one of the 10 commandments. Non-Tradtional Jews may have different motivations, but most agree that it is a deeply rooted tradition that enhances our lives.
Torah study and prayer in different homes or under ground. In many cases, Jews were unable to practice their traditions during the Holocaust.
Shabbat Shabbatot