Provide your best answer for the following question. Give ONLY the answer, no other words or explanation.
For example:

Answer: <most likely answer, as short as possible; not a complete sentence, just the answer!>.

The question is: John he dreaming that he's falling.  What could happen when he hits the ground in his dream?
might awaken
He might wake up. Or, he could hit the ground and get injured in his dream. But, since it's a dream, the outcome