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Answers by Phill

Answers by Phill
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A motor takes 2,280 Joules of electrical energy and turns it into 1,606 Joules of useful kinetic energy and 550 Joules of wasted thermal energy and sound. Calculate the efficiency of the motor in percent.
answered Nov 3, 2021
5 votes
229k views
Why are jails referred to as the "shame of the criminal justice system"? A. because jails are smaller than prisons B. because most jails are old, poorly funded, and understaffed C. because jails only serve
answered Jul 13, 2021
3 votes
122k views
The characteristic of punishment postulated by Beccaria that he believed to be the most important was ____.
answered Jun 28, 2021
2 votes
108k views
List and describe how World War I made the national government much more powerful than it had ever been.
answered Jun 25, 2021
4 votes
158k views
A student answered 76 problems on a test correctly and received a grade of 80%. How many problems were on the test, if all the problems were worth the same number of points?
answered Apr 2, 2021
2 votes
134k views
Tan weighs 146 pounds. Minh weighs 15 pounds more than Tan. How much does Minh weigh? Provide your answer below: pounds
answered Feb 15, 2021
4 votes
61.6k views
The newspaper usually by 7:00 Select one: a, come b. comes c. is coming d. are coming
answered Jan 20, 2021
5 votes
82.0k views
I need to show the long division for 9/10 = 0.9 , 2/5 = 0.4 and 5/9 = 0.5.
answered Oct 7, 2020
1 vote
213k views
Why did the Japanese choose Pearl Harbor to attack? A. It is located off the coast of New York City, the financial hub of the U.S. B. It is part of the Hawaiian Islands, where many U.S. Naval ships were
answered Jul 27, 2020
3 votes
200k views
The fertility rate measures the average number of child deaths each year. Please select the best answer from the choices provided T F
answered Jul 11, 2020
2 votes
74.6k views
What type of mutagens come from inside the body?
answered Oct 19, 2019
2 votes
79.7k views
In Southern Europe, most people live in coastal plains and river valleys. Please select the best answer from the choices provided T F
answered Sep 26, 2019
1 vote
125k views
PLEASE OH PLEASE HELP MEE WORTH 25 POINTS BRAIN LEST 5 STAR RATEING AND A THANKS ON YOUR PAGE when viewing two "parallel lines," we should identify the number of times our lines would _________. when viewing
answered Aug 29, 2019
3 votes
191k views
What is a common characteristic of a successful speech’s structure?
answered Jun 11, 2019
0 votes
232k views
Some programmers refer to a catch block as a ____ clause. grab
answered Jun 11, 2019
4 votes
120k views
X squared plus y plus 3 equals 7
answered Jan 24, 2019
5 votes
227k views
Factor completely 3ab − 5ax + 9b − 15x. (3b + 5x)(a + 3) (3b − 5x)(a + 3) (3b − 5x)(a − 3) Prime
answered Oct 29, 2018
2 votes
68.4k views
What was a similarity between the bill of rights and the magna carta
answered Sep 22, 2018
1 vote
93.5k views
During the 15th to 18th centuries, which civilization controlled areas around the Mediterranean Sea, including Southwest Asia, northern Africa, and Europe? A. The Ming dynasty B. The Ottoman Empire C.
answered Aug 24, 2018
3 votes
177k views
Use the dilution formula, m1v1 = m2v2, to calculate the concentration of cu+2 ions in cuvettes 1 and 2. record these concentrations in your lab notes.
answered Aug 10, 2018
2 votes
153k views
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