Answers by Marwan Roushdy
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Answers by Marwan Roushdy

Answers by Marwan Roushdy
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In a heat engine, Qh and Qc represents high temperature substance and low temperature substance respectively. Which of the following expressions is correct for the efficiency of the heat engine?
answered Nov 8, 2019
3 votes
9.3k views
What was not a result of the collapse of the Western Roman Empire?
answered Oct 11, 2019
3 votes
70.6k views
If someone is watching someone watching the tv and hes watching someone watching the tv and the other one is watching someone watching the tv and then the next is one is watching someone watching the tv
answered Aug 27, 2019
4 votes
79.6k views
. ARGUMENT You are a scribe who works for Queen Hatshepsut. Write a brief report that explains why she is a good pharaoh and deserves the support of the people.
answered Jul 28, 2019
5 votes
65.0k views
What is an organism made up of many cells called
answered Jul 2, 2019
1 vote
26.7k views
Which one of these leaders organized a military group and was granted the role of prime minister by the king? a.) Benito Mussolini b.) Adolf Hitler c.) Vladimir Lenin d.) Emperor Taisho
answered Jun 10, 2019
0 votes
4.7k views
Place parentheses in each equation if needed to make each equation true. 7+3x2+4=25 8² ÷ 4 x 8 =2 16+8-5x2=14 Please help
answered Mar 26, 2019
4 votes
134k views
How can learning how to manage stress help you in life???
answered Mar 13, 2019
4 votes
201k views
Maintaining order in society is an example of __________.
answered Dec 10, 2018
7 votes
99.0k views
If DE + EF = DF, and ____________, then the point E is the midpoint of .
answered Nov 7, 2018
2 votes
78.3k views
Dancing Pools sells swimming pools in 4 sizes. The small pool is 36 feet long and 9 feet wide. The medium pool is 40 feet long and 10 feet wide. The large pool is 44 by 11. If the new superduper Coffeetable
answered Jun 26, 2018
3 votes
92.2k views
What point of view might someone who can't make ends meet have?
answered Jun 25, 2018
4 votes
38.1k views
asa has four colored pencils. his friend purchases three times as many . if Asa's friend buys two more 4 packs, which expression shows the total amount of pencils tha Asa and his friend have?
answered Jun 14, 2018
6 votes
24.2k views
Match the reference information to its source. 1. average daily temperature in Syracuse, New York 2. etymology of parasite 3. a map of Thailand 4. an article on energy sources 5. a list of articles on
answered May 19, 2018
3 votes
186k views
Tobacco is A. made from nicotine B. an agricultural crop C. a synthetic plant D. Both A and B
answered Mar 3, 2018
2 votes
79.1k views
In the crest Gatsby choose a quote and identify a theme associated with this quote from chapter 5
answered Nov 16, 2017
0 votes
156k views
PLEASE HELP FAST! :) ( ANSWER IN YOUR OWN WORDS! ) What is the difference between a Civic Duty and a Civic Responsibility? Give examples for each.
answered Jul 8, 2017
5 votes
54.6k views
Which fits in a pentad under the category of agencies? A. at the swimming pool B. to save swimmers C. my swimming skills D. me, the other lifeguards, and the swimmers
answered Jun 28, 2017
4 votes
84.8k views
What is suggested about the limits of the Emancipation Proclamation? a.Slaves were eager to experience freedom, to fight for it, and were confident the North would protect them. b.Not all slaves left plantations
answered May 20, 2017
4 votes
201k views
How can graphs of the same function look different?
answered May 26, 2016
1 vote
104k views
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