1.Two buckets contain water at 30 oC. One contains 1kg of water and the other contains 2kg of water. State and explain whether the following quantities are the same or different for the water in the two buckets.
.Internal energy
.Temperature
.Average energy of a molecule
2. Briefly explain how a thermal couple can be used to measure a particular temperature of an object.
Answers: 3
Physics, 22.06.2019 04:30
Afeather of mass 0.001 kg falls from a height of 2 m. under realistic conditions, it experiences air resistance. based on what you know about friction, what can you say about the kinetic energy of the feather as it reaches the ground? acceleration due to gravity is g = 9.8 m/s2. a. ke < 0.0196 j b. ke = 00196 j c. je = 0 j d. ke > 0.0196 j
Answers: 1
Physics, 22.06.2019 12:30
An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg.how much energy e must be supplied to the device? express your answer in joules.
Answers: 1
Physics, 22.06.2019 16:30
The ph is the a.independent variable b.the dependent variable c.control group
Answers: 1
Physics, 22.06.2019 17:40
Which component of the earth’s atmosphere is decreased due to photosynthesis?
Answers: 1
1.Two buckets contain water at 30 oC. One contains 1kg of water and the other contains 2kg of water....
History, 07.10.2019 05:10
Mathematics, 07.10.2019 05:10
Mathematics, 07.10.2019 05:10
English, 07.10.2019 05:10
Mathematics, 07.10.2019 05:10
Mathematics, 07.10.2019 05:10
Chemistry, 07.10.2019 05:10
Mathematics, 07.10.2019 05:10
Social Studies, 07.10.2019 05:10
Mathematics, 07.10.2019 05:10
English, 07.10.2019 05:10
Medicine, 07.10.2019 05:10