under the surface questions are questions that start with should,would,could.
an on the surface question starts with a who, where, when, what and under the surface questions are started with why, would, would, what if
An under-the-surface question starts with should,would, or could.
There is no ladder if (of?) rocks under the earths surface, your question is meaningless.
a below the surface question is a question that describes a lot and you have to think hard about it : not a yes or no question proof: http://www.buzzfeed.com/jonah/whats-wrong-with-this-picture-friday-fun under
Scientists do not know the answer to this question.
On the surface or under the surface.
Magma is molten rock under the surface.
Yes. Something like this, perhaps: "Do you know what it feels like to be stuck under water, so close to the surface, you can reach it with your fingers?"
the crust is the surface of the earth
Putting a question mark at the end of a phrase does not make it a question.
not on the surface but might be some under the surface of the planet...??
Focus