Yes, Moses was alive at that time.
I believe that was wheat.
Moses and Aaron. Read all about it in Exodus.
Yes, Exodus stage
The Israelites ate unleavened bread during Passover to commemorate their hasty departure from Egypt when they did not have time to let their bread rise. Eating unleavened bread during this time serves as a reminder of their ancestors' freedom from slavery.
No the prophets during king davids time was Samuel and Nathan.
Yes he did (Exodus ch.12).
Elazar was the son of Aaron (Moses'brother), and Pinchas (Phinehas) was Elazar's son (Exodus ch.6, Numbers ch.3). They were both Kohanim, as was Aaron. Phinehas was one of the Prophets; Elazar was not (Rashi commentary on the Talmud, Megillah 14a).
God's splitting of the Reed Sea (Exodus ch.14).
God's splitting of the Reed Sea (Exodus ch.14).
God took them out of Egypt with wonders and miracles (Exodus ch.12-13).
The splitting of the Sea of Reeds (Exodus ch.14).
Moses