Energizer Brain Riddles

What comes once in a minute, twice in a moment, but never in a thousand years?

(a)  

I have keys, but no locks. I have space, but no room. You can enter, but you can't go outside. What am I?

(a)  

I have seas without water, coasts without sand, towns without people, and mountains without land. What am I?

(a)  

What has four fingers and a thumb, but isn't alive?

(a)  

Billy's mother had five children. The first was named Lala, the second was named Lele, the third was named Lili, the fourth was named Lolo. What was the fifth child named?

(a)  

I'm tall when I'm young and I'm short when I'm old. What am I?

(a)  

What is at end of a rainbow?

(a)  

How many months have 28 days?

(a)  

What five-letter word becomes shorter when you add two letters to it?

(a)  

(a)