subject

Physics, 05.12.2019 05:31 anggar20

Asystem releases 20 j of heat into its surroundings while the surroundings
perform 80 j of work on the system. what is the change of energy of the
system? (use au=q-w]

ansver

Answers: 3

Show answers

Another question on Physics

question

Physics, 21.06.2019 22:30

A1200 kg car traveling north at 10 m/s is rear-ended by a 2000 kg truck traveling at 30 m/s. what is the total momentum before and after the collision?

Answers: 3

question

Physics, 22.06.2019 05:00

At time t=0, a particle is located at the point (3,6,9). it travels in a straight line to the point (5,2,7), has speed 8 at (3,6,9) and constant acceleration 2i−4j−2k. find an equation for the position vector of the particle.

Answers: 2

question

Physics, 22.06.2019 09:00

One form of energy can be another type of energy. a. created to form b. transformed into c. destroyed and then created to form

Answers: 1

question

Physics, 22.06.2019 09:20

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers

Answers: 1

You know the right answer?

Asystem releases 20 j of heat into its surroundings while the surroundings
perform 80 j of wor...

Questions

question

English, 26.06.2019 01:10

Asuitable subject for a research paper is one that is interesting to the writer, one that merits extensive research, one that can be thoroughly develo...

question

Mathematics, 26.06.2019 01:10

What’s the answer for this problem a. 11 b. 5 c. -5

question

Mathematics, 26.06.2019 01:10

The graph below shows the line of best fit for data collected on the depth, in feet, and velocity, in feet per second, at ten points along the columbi...

question

Geography, 26.06.2019 01:10

Why dose the length of a day change throughout the year...

question

Mathematics, 26.06.2019 01:10

Mike wants to rent a car for his vacation. the rental costs $125 a week plus $.15 a mile. how far can mike travel in a week if he wants to spend at mo...

question

Mathematics, 26.06.2019 01:10

In circle y, what is m_1? 6. 25. 31. 37...

question

Chemistry, 26.06.2019 01:10

Hydrocarbons that have one or more double or triple bonds are a. unsaturated b. saturated c. aromatic d. substituted...

question

Mathematics, 26.06.2019 01:10

Which of the following segments is a diameter of o?...

question

Mathematics, 26.06.2019 01:10

Match each function formula with the corresponding transformation of the parent function y= (x - 1)2 translated left by 4 units translated right by 1...

question

Social Studies, 26.06.2019 01:10

Which of the following is the key difference between a mixed-market economy and a planned economy? 1.mixed-market economies have no government influe...

question

Mathematics, 26.06.2019 01:10

Match each function formula with the corresponding transformation of the parent function y = (x - 1)2 translated left by 4 units translated right by 1...

question

English, 26.06.2019 01:10

Write a two-paragraph objective summary of ted chiang's "exhalation." your summary should identify two themes of the story and explore how they intera...

question

Mathematics, 26.06.2019 01:10

Find the reference angle given: t = 105°...

question

History, 26.06.2019 01:10

Which characteristic of the people in africa did prince henry of portugal see as an opportunity for christianity?...

question

English, 26.06.2019 01:10

Which best describes the structure of the declaration of independencejefferson begins the introduction to the declaration of independence by stating h...

question

Mathematics, 26.06.2019 01:10

What is the value of a? 5 units units mail this and folum save and exit next submit...

question

History, 26.06.2019 01:10

In spanish america people who were of mixed european and indian ancestors were called...

question

History, 26.06.2019 01:10

Which of the following best describes the history of american indian religions in the us? the similarity of american indian religions to protestantis...

question

Physics, 26.06.2019 01:10

What type of bond will form when a element from group 2 (iia) bonds with an element from group 17 (viia)?...

question

Mathematics, 26.06.2019 01:10

The ruiz family is exchanging euros for us dollars. the exchange rate is 1 euro equals 1.35261 usd. since the ruiz family knows that usd are stated to...

More questions: Physics Another questions