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Answers by TongChen

Answers by TongChen
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Suppose you throw a football upward. Is it true or wrong to say that you have not increased the internal energy of the air within the football?
answered Dec 23, 2018
2 votes
173k views
Which is the first type of cell to differentiate?
answered Jul 7, 2018
4 votes
42.6k views
A male tree frog migrates to a new habitat with little ground vegetation and many tall trees. Jumping is the safest way for the frog to move from tree to tree. Because of the long distance between trees,
answered Jun 18, 2018
5 votes
86.2k views
Help me please and thanks
answered May 22, 2018
3 votes
188k views
The Americans with Disabilities Act claims that “The continuing existence of unfair and unnecessary discrimination and prejudice denies people with disabilities the opportunity to compete on an equal basis.
answered Sep 24, 2017
0 votes
40.3k views
What was the biggest factor in Spanish victory over the Native Americans?
answered May 13, 2017
0 votes
48.0k views
Which of the following people would be a member of the european middle class following the Industrial Revolution? A. A doctor who works in a small clinic B. A Laborer who works in a dangerous factory C.
answered Oct 15, 2016
3 votes
72.1k views
The apperant backward movement of a planet is called?
answered Apr 27, 2016
7 votes
69.6k views
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