Answer:
Which weighs more? A pound of iron or a pound of feathers?
Very helpful if you intend to go gently down a river.
Many foods can make me strong but give me water and I won't last long.
What type of house weighs the least?
It is a popular afterlife destination where you want to send people when you're mad at them.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.