subject
Physics, 05.10.2019 07:00 5041

The density of matter (primarily hydrogen atoms) in intergalactic space is such that its contribution to the pressure is of the order of 23 a) what is the approtinate density of mate in amm') in intergalactic approximate density of matter (in atoms/m3) in intergalactic space? b) what is the ratio of the kinetic energy of matter to the energy of radiation in intergalactic space? (recall problems 3.6-1 and 3.6-2.) c) what is the ratio of the total matter energy (i. e., the sum of the kinetic energy plus the relativistic energy mc2) to the energy of radiation in intergalactic space?

ansver
Answers: 3

Another question on Physics

question
Physics, 22.06.2019 05:30
Iwill give 30 points to whoever answers ! what is the formula for actual mechanical advantage and ideal mechanical advantage?
Answers: 1
question
Physics, 22.06.2019 12:00
Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0Ā° to the ground. how long will the ball be in the air before it lands? how far will the football travel before it lands?
Answers: 1
question
Physics, 22.06.2019 17:30
Which of the following types of electromagnetic radiation has the longest wavelength? a. infrared light b. visible light c. ultraviolet light d. microwaves
Answers: 2
question
Physics, 22.06.2019 22:00
Should we celebrate the voyages of zheng he mini q answer key
Answers: 3
You know the right answer?
The density of matter (primarily hydrogen atoms) in intergalactic space is such that its contributio...
Questions
question
History, 28.01.2022 21:00
question
Mathematics, 28.01.2022 21:00
question
Physics, 28.01.2022 21:00
question
Spanish, 28.01.2022 21:00
Questions on the website: 13722362