no
No - ID will be OK - but it is sensible to carry with you anyway
Yes, your child will need a passport to travel to Mexico by air.
Yes, a child needs a passport to travel to Mexico.
Yes if you are to travel by air but if it is by sea of land, no need but you need a proof of identification and the passport is the best one you have for the child.
No, a passport is not required for domestic travel within the United States.
No of course not. You don't need a passport to travel within one federal country!
You don't need a passport as such but you will need an identification document with a photograph. Other documents such as a driving licence may be acceptable. This is not for entry to the Channel Island but to identify yourself to the air or sea ferry company transporting you.
No but they need a passport if they live in Canada.
Travellers don't currently need a passport when traveling between the UK or Ireland and the Isle of Man. To travel on ferries or planes in these countries you will need ID (driving license or passport).
If you are going on a cruise from a US port and the child is a US citizen, you will only need a state-issued copy of the child's birth certificate. If you are flying, the child will need a passport.
No - ID will be OK - but it is sensible to carry with you anyway
He/She will need an ID of some sort, but not specifically a passport.