prophets
oracles
shrines
they spoke to oracles and the looked at animal entrails
That's a tough one to answer. They always worshiped their gods in one fashion or another, though the names and importance of individuals changed over time. Since the names of the gods relate to what they did, it can be assumed that the prehistoric Greeks worshiped nature.
They are both Greeks, they used same weapons,same armor,prey to same gods and spoke somewhat the same language.
Gods.
the ancient Greeks thought that the gods were punishing them for bad things they have done the ancient Greeks thought that the gods were punishing them for bad things they have done the ancient Greeks thought that the gods were punishing them for bad things they have done the ancient Greeks thought that the gods were punishing them for bad things they have done the ancient Greeks thought that the gods were punishing them for bad things they have done the ancient Greeks thought that the gods were punishing them for bad things they have done the ancient Greeks thought that the gods were punishing them for bad things they have done the ancient Greeks thought that the gods were punishing them for bad things they have done the ancient Greeks thought that the gods were punishing them for bad things they have done the ancient Greeks thought that the gods were punishing them for bad things they have done the ancient Greeks thought that the gods were punishing them for bad things they have done the ancient Greeks thought that the gods were punishing them for bad things they have done
Greek gods were imagined by the Greeks, so they are related by that.
The Greeks performed rituals.
The Greek gods didn't have "powers". The Greeks viewed them as omnipotent. Dione's realm was moisture, though.
These are myths, though the greek goddesses/ gods are believed in by romans and greeks. Unicorns are not real, nor mermaids though.
Ancient Greeks were people who worshiped many gods as polytheists. Fifth-century Greeks did not see themselves at the mercy of gods because they thought the gods were benevolent.
Gods, what else?!