Use the bommerang which you get from defeating the miniboss and blow it down. You Z-lock the boomerang onto the string and it will do the rest of the work.
shoot it with your bow
get the boomerang.
cut down the hanging chest in the middle room with the gale boomarang
its compass for your information... and you find the compass in a chest in Twilight princess
The big key
You don't get the mirror shard from a chest. You have to defeat a boss to get a mirror shard.
its in the vault room hanging. you need to get the knife in order to cut the string to get the key
It's in the fire temple. Once you defeat the mini boss in the temple you'll see a treasure chest behind him, the bow is in the chest
Look on your map. There is a room directly above the chest. You could hookshot a medallion and lower yourself to the chest.
no. it's just a silver rupee (200)
use the iron boots with your zora tunic and then open the chest
get the gale boomerang, aim for the spider web holding it, and let `er rip!