subject
Physics, 05.06.2020 22:01 denaemarie02

XA 2 2.1.4 Quiz: First Law of Thermodynamics
Question 2 of 10
2 Points
Which of the following situations would cause the greatest increase in the
motion of molecules in a system?
A. Q = +50 J, W = -50 J
O B. Q = +50 J, W = +50 J
O c. Q = -50 J, W = -50 J
O D. Q = -50 J, W = +50 J

ansver
Answers: 2

Another question on Physics

question
Physics, 22.06.2019 15:20
Acarpenter builds an exterior house wall with a layer of wood 2.9 cm thick on the outside and a layer of styrofoam insulation 2.3 cm thick on the inside wall surface. the wood has k=0.080w/(mβ‹…k), and the styrofoam has k= 0.010 w/(mβ‹…k). the interior surface temperature is 19.0 ∘c , and the exterior surface temperature is -15.0 ∘c . a.)what is the temperature at the plane where the wood meets the styrofoam? celsius b.)what is the rate of heat flow per square meter through this wall? /m^2
Answers: 2
question
Physics, 23.06.2019 03:30
Ineed with my physics homework i can’t find it on google
Answers: 3
question
Physics, 23.06.2019 08:00
How are elastic and inelastic collisions different? give two or more ways. your answer should have at least 2 sentences.
Answers: 1
question
Physics, 23.06.2019 08:00
Diego is trying to lift a piano to the second floor of his house. diego uses a pulley system and gives a big lift to the piano. the piano moves upward, then stops, and then it starts to fall to the ground. which list best describes the forces on the piano in the proper order? a.positive force, balanced force, negative force b.negative force, balanced force, positive force c.positive force, unbalanced force, negative force d. negative force, unbalanced force, positive force
Answers: 1
You know the right answer?
XA 2 2.1.4 Quiz: First Law of Thermodynamics
Question 2 of 10
2 Points
Which of t...
Questions
question
Mathematics, 08.04.2021 21:50
question
English, 08.04.2021 21:50
question
Spanish, 08.04.2021 21:50
Questions on the website: 13722363