subject
Physics, 17.10.2020 09:01 rodriguezzamyy

14. Trying to be on time for class, a girl moves at 1.4 m/s down a 52 m-long 7 points hallway, 1.8 m/s down a much more crowded hallway that is 79 m long, and
the last 25 m to her class at 2.4 m/s. How long does it take her to reach her
class?

88S


14. Trying to be on time for class, a girl moves at 1.4 m/s down a 52 m-long 7 points

hallway, 1.

ansver
Answers: 2

Another question on Physics

question
Physics, 21.06.2019 22:30
Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.
Answers: 1
question
Physics, 22.06.2019 14:30
Which of these is constant for all types of electromagnetic radiation in a vacuum? select one: a. wavelength b. frequency c. photon energy d. amplitude e. velocity
Answers: 3
question
Physics, 22.06.2019 18:10
Arefrigerator uses r-134a as the working fluid and operates on the ideal vapor-compression refrigeration cycle except for the compression process. the refrigerant enters the evaporator at 120 kpa with a quality of 34 percent and leaves the compressor at 70°c. if the compressor consumes 450 w of power, determine (a) the mass flow rate of the refrigerant, (b) the condenser pressure, and (c) the cop of the refrigerator. (0.00644 kg/s, 800 kpa, 2.03)
Answers: 1
question
Physics, 22.06.2019 19:30
In this thread, i would like you to comment on the nature of light and how operation of telescopes. light has a duality of a particle and a wave; which one affects your life? also how does light interact with optics inside telescopic systems? answer these questions in two paragraphs. then respond the another students response.
Answers: 1
You know the right answer?
14. Trying to be on time for class, a girl moves at 1.4 m/s down a 52 m-long 7 points hallway, 1.8...
Questions
question
Mathematics, 31.10.2020 07:50
question
History, 31.10.2020 07:50
question
Mathematics, 31.10.2020 07:50
question
Mathematics, 31.10.2020 07:50
question
Biology, 31.10.2020 08:00
question
Business, 31.10.2020 08:00
Questions on the website: 13722367