Pewter mueseum :D
you cant
omanyte and anorith and aerodactyl
You use rock smash and can sometimes find fossils.
Yes, you can. Pokemon HeartGold uses the time from your DS settings. So, change the time on the DS and the time in Pokemon HeartGold will change with it.
Unfortunately, you can't change gears on bikes in HeartGold.
no
Pokémon HeartGold isn't out yet. And anyway you can't change language in a Pokémon game.
You give it to the scientist in the Pewter City Museum. He is at the right of the room. You can walk out of the building and directly back in to retrieve your Pokemon from him.
go to golden rod and look for a tent where a man can change your pokemon's name
No. You can't change languages. Even in SoulSilver.
You have to change the time on your DS in settings.
in pewter city, the museum has a guy that will restore fossils your mother(sry i mean your father)