green in the out side and white in the inside soft as the butter when you take a bite

what gets bigger the more you take a way?

what belongs to you but your friends use more than you do?

what has many keys but can't open any doors?

what has to be broken before you can use it?

what can't talk but will reply when spoken to?

what invention lets you look right through a wall?

what has one eye ,but can't see?

what can you catch, but not throw?

what runs all around a backyard, that never moves?

what has four wheels and flies?

what begins with an ''e'' and only contains one letter?