Why does water shoot out of the ground?

What BBN said about it

1. 

   Dr. Nina Byte · Tech & Science CorrespondentChip asked me why water shoots out of the ground. So now I am a kindergarten teacher, and I have three doctorates.

2. 

   Dr. Nina Byte · Tech & Science CorrespondentStep one. Under a geyser, water trickles down near very hot rock.

3. 

   Chip Darnell · U.S. News AnchorSo the hot rock is the guy running the Tilt-A-Whirl at the county fair, and the water is the line.

4. 

   Dr. Nina Byte · Tech & Science CorrespondentStep two. The water gets hotter and hotter, but the water above it squashes it down.

5. 

   Chip Darnell · U.S. News AnchorRight, the line is packed, and everybody is sweaty and squished, and nobody's allowed on yet.

6. 

   Dr. Nina Byte · Tech & Science CorrespondentStep three. Finally, some of the water turns into steam in a rush.

7. 

   Chip Darnell · U.S. News AnchorThe ride starts! And the steam is the screaming.

8. 

   Dr. Nina Byte · Tech & Science CorrespondentStep four. The steam blasts the water up into the air. Whoosh. No ride. No operator. No funnel cake.

9. 

   Dr. Nina Byte · Tech & Science CorrespondentThat is a real question. Its underground pipes refill and reheat at a fairly steady pace.

10. 

    Dr. Nina Byte · Tech & Science CorrespondentPer Wikipedia, it erupts on average about every ninety-two minutes.

11. 

    Chip Darnell · U.S. News AnchorNinety-two minutes. Every time.

12. 

    Chip Darnell · U.S. News AnchorThat is the most punctual Tilt-A-Whirl in America, and I want its operator running my fair.