Answers by Stephen Mesa
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Answers by Stephen Mesa

Answers by Stephen Mesa
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This is a flat surface extending in all directions.
answered Oct 20, 2019
4 votes
90.3k views
Which layer of the heart undergoes involuntary contraction and relaxation and makes the heart beat and pump blood into the system? A.endocardium B.myocardium C.epicardium D.pericardium
answered Sep 29, 2019
3 votes
180k views
Which statement best explains why the atmosphere is considered an open system? A There is no definite boundary separating it from outer space. B Energy and matter can enter and leave. C Its molecules can
answered Sep 24, 2019
2 votes
58.8k views
480 hours is how many hours? Not looking for days
answered Mar 9, 2019
0 votes
99.4k views
How did other European countries view France, when it was ruled by the Directory? They went to war with France because they feared the spread of the French language. They signed peace treaties with France
answered Dec 22, 2018
6 votes
131k views
There are many reasons for conflicts between nations (competition for resources and territory, differences in ideology, religion/ethinicity). How can diplomacy be used to resolve a conflict?
answered Sep 30, 2018
2 votes
224k views
Find the vertex f(x)=(x-7)²+3
answered Jul 12, 2018
1 vote
178k views
HELP ASAP PLEASE!!!!!!! What is the list for like beginner and genius and stuff what is the categories you could say??????
answered Jun 23, 2018
4 votes
116k views
Who was the first woman to complete the coursework for a doctorate at harvard university
answered May 18, 2018
4 votes
233k views
In the year 2005, a total of 750 fish were introduced into a manmade lake. The fish population was expected to grow at a rate of 8.3% each year. What will the fish population be in 2050? Round to the nearest
answered Nov 5, 2017
6 votes
197k views
BIG QUESTION LAST QUESTION PLEASE SOMEONE HELP Which group best describes the order of events in the development of the airplane? Group A Hot-air balloon flights pioneer air travel Aviators fly gliders—heavier-than-air
answered Feb 27, 2017
4 votes
32.7k views
A cell phone company charges a monthly fee plus $0.25 for each text message the monthly fee is $30.00 and you owe $59.50 how many text message did I you have?how we write that in equation
answered Feb 23, 2017
4 votes
62.4k views
Write an equivalent fraction for each whole number
answered Jun 5, 2016
2 votes
101k views
Is it possible for a single cell to be a living organism?
answered Sep 16, 2015
3 votes
225k views
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