Answer:
Major or minor I can be, when you touch me make sure you that youβre on the right key.
I run cold and hot, I look blue but am red. What am I?
You row in one while you float.
Something you carry while singing.
What loses its head every morning only to get it back every night?
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.