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Answers by PCK

Answers by PCK
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Why is it impossible, under normal circumstances, for a person to hold the breath long enough to pass out?
answered Apr 11, 2021
3 votes
95.0k views
This body system transports gases (oxygen, carbon dioxide), nutrients, and wastes found in the blood throughout the body. A.)Nervous System B.)Lymphatic System C.)Respiratory System D.)Circulatory System
answered Mar 14, 2021
5 votes
193k views
Which word is the closest in meaning to comforting as it is used in this excerpt? I was glad enough when I reached my room and locked out the mold and the darkness. A cheery fire was burning in the gate,
answered Feb 3, 2021
0 votes
79.2k views
You have a 50.0g samples of silver, a 50g sample of iron, and a 50g sample of water. You add 100 J of energy to each sample. Which substance will have the largest resulting temperature change? Which substance
answered Jan 31, 2021
3 votes
71.3k views
Rooster + rooster + rooster =20 Rooster + eggs + eggs =26 Eggs + bananas + bananas =15 Rooster +eggs x banana=?
answered Jan 19, 2021
3 votes
38.5k views
Which is the most effective way to vary the length of the sentences in the passage? A. Divide long sentences into two or more shorter ones. B. Combine choppy sentences to form smoother ones. C. Break sentences
answered Dec 10, 2020
6 votes
123k views
Why are carbon sinks important? Animals would not get the carbon they needed without carbon sinks. Carbon sinks increase atmospheric carbon levels and keeps the planet habitable. Plants would not get the
answered Oct 17, 2020
1 vote
43.4k views
Which Greek order has an entablature with a three-panel architrave and a decorated freize?
answered Sep 23, 2020
5 votes
207k views
Simplify the quadratic term by squaring the (x+1) term.
answered Jan 20, 2020
3 votes
233k views
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