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If a refrigerator discards 80 J of heat per cycle and its coefficient of performance is 6.0, what are (a) the quantity of heat it removes per cycle from a cold reservoir a) 480 J b) 480 J c) 400 J d) 80
answered
Oct 20, 2024
Physics
high-school
4
votes
214k
views
How do cross-cultural differences influence our personal and social life?
answered
Sep 23, 2024
Social Studies
college
4
votes
190k
views
Serfs worked for the nobles and palaces. There were farmers, fishermen, and craftsmen. A) Serfs B) Peasants C) Artisans D) Tradesmen
answered
Aug 17, 2024
Social Studies
high-school
2
votes
25.3k
views
A single skeletal muscle moves up, down, and around. requires bones in order to grow. only moves in one direction. is called a tendon? 1) True 2) False
answered
Aug 11, 2024
Biology
high-school
6
votes
5.6k
views
How has John's father influenced him today in the Lake of the Woods?
answered
May 31, 2024
English
high-school
3
votes
160k
views
This sentence is properly punctuated: What are your babies names? True or False. Explain!
answered
Jan 28, 2024
English
high-school
3
votes
11.6k
views
Resolution definition in your own words
answered
Oct 25, 2023
Law
high-school
1
vote
209k
views
In a head-on collision, an infant is much safer in a child safety seat when the seat is installed facing the rear of the car. True or false?.
answered
Sep 9, 2023
Health
high-school
4
votes
46.4k
views
1. Calculate the components of a vector A in the x-y plane if its direction is 250 counterclockwise from the positive x-axis and its magnitude is 7.3 units.
answered
Jun 9, 2023
Physics
college
4
votes
155k
views
What time will the movie end?
answered
May 28, 2023
Mathematics
college
8
votes
103k
views
Find x if ∠m1 = 2x + 10 and m∠2 = 3x - 6
answered
Jan 19, 2023
Mathematics
high-school
3
votes
222k
views
Whats the product of 23 and 39
answered
Jan 9, 2023
Mathematics
high-school
3
votes
62.0k
views
What are tiny organisms that float near the surface of freshwater and marine environments?
answered
Nov 26, 2022
Biology
high-school
0
votes
71.7k
views
Se sabe q la suma de tres numeros es de 850. El primer es un tercio del segundo y el tercer número es el doble del segundo.¿Cuales son los numeros apollese en el esquema de barra para solucionar el problema?
answered
Oct 28, 2022
Mathematics
high-school
5
votes
135k
views
Explain the the type of indirect production
answered
Sep 17, 2022
Social Studies
high-school
1
vote
113k
views
How do you solve b^2=-3b
answered
Jul 31, 2022
Mathematics
high-school
3
votes
234k
views
Harry wants to change the background of all of his presentation slides. Which slide will enable him to make this change to all the slides at once? Harry needs to change the ___________ to change the background
answered
Apr 25, 2022
Computers and Technology
college
2
votes
17.4k
views
a person being asked what his age was replied that 3/4 of his age multiplied by 1/12 of his age gave a product equal to his age. what is his age?
answered
Apr 10, 2022
Mathematics
high-school
3
votes
140k
views
#3 and #4 please. How do you know a sticky note has volume and can you determine the volume of an entire stack by knowing the volume of a single sticky note
answered
Feb 9, 2022
Mathematics
college
4
votes
142k
views
10. PLEASE HELP ME Solve the equation using square roots. –x2 + 16 = 0 A. ±4 B. 4 C. ±16 D. no real number solutions
answered
Jan 30, 2022
Mathematics
high-school
7
votes
123k
views
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