Physics, 24.08.2019 03:30 amazeking3545
Aspaceship is moving at 0.74 c (0.74 times the speed of light) with respect to the earth. an observer on the spaceship measures the time interval between two events as 30 hrs. if the spaceship had been moving with a speed of 0.86 c with respect to the earth, what would the time interval between the events have been? dt0.86 c = hrs
Answers: 3
Physics, 21.06.2019 16:30
When a neutrally charged atom loses an electron to another atom, the result is the creation of a. two charged atoms. b. two negatively charged atoms. c. two positively charged atoms. d. two neutrally charged atoms.
Answers: 1
Physics, 22.06.2019 05:30
Acombination reaction is when two or more combine to form one product. a decomposition reaction is when a substance breaks down into two or more simpler substances in a chemical reaction.
Answers: 1
Physics, 22.06.2019 15:20
Arigid tank is divided into two equal parts by a partition. one part of the tank contains 3 kg of compressed liquid water at 400 kpa and 60°c while the other part is evacuated. the partition is now removed, and the water expands to fill the entire tank. determine the entropy change of water during this process, if the final pressure in the tank is 40 kpa. use steam tables.
Answers: 3
Physics, 22.06.2019 18:30
Which of the following is not a means to accelerating? question 4 options: a)increase speed b)remain still c)decrease speed d)change direction
Answers: 2
Aspaceship is moving at 0.74 c (0.74 times the speed of light) with respect to the earth. an observe...
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