Why do Jews use names of deceased family members?

I have obligations that bring me to a gentiles house through part of Pasach...if I bring my own kosher for Pasach food and dishes and utensils, is it ok to eat at a gentiles house during Pasach?

I have obligations that bring me to a gentiles house through part of Pasach...if I bring my own kosher for Pasach food and dishes and utensils, is it ok to eat at a gentiles house during Pasach?

Does one put on Tfillin during the Passover Holiday?

When The red sea was parted what is the name of the first person to start walking through?