<em>Kidney stones can stay in the kidney or travel down the urinary tract. A small stone may pass on its own, causing little or no pain. A larger stone may get stuck along the urinary tract. When a stone gets stuck it can block the flow of urine this causes severe pain and bleeding.</em>
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Answer:
it is the one who.hurt us
Answer:
The answer is unconscious and preconscious, respectively.
Explanation:
The unconscious usually holds unpleasant or unacceptable ideas which are not accesible by conscious thought. Some psychoanalists suchs as Sigmund Freud used dream analysis to access these ideas.
The preconscious contains ideas that can be brought to awareness easily, often at very specific situations (e.g. an answer for an exam).
Answer:
A force exists that we knew nothing about that causes the acceleration.
Explanation:
In 1998, scientists observed from distances of supernovae in remote galaxies that the enlargement of the universe is accelerating. Besides, there is evidence that suggests that the universe is flat and infinite, as well as accelerating in its expansion. In that respect, the force suspected to be responsible for this is called dark energy.
