Good Riddles

Question: How much dirt is in a hole that has a radius of 33.2 meters and a height of 78.2 meters?

Question: There is a boat crash in the middle of a lake between Canada and the United States. Where do they bury the survivors?

Question: What goes up and never comes down?

Question: You can call me a home, but I have no doors.
Someone lives inside me, but leaves when there's no more.

What am I?

Question: Which word does not belong in the following list:

Stop cop mop chop prop shop or crop?