WebYes, light does create gravity. Photons have energy, momentum, and in the case of a photon gas, pressure. These qualities contribute to the stress-energy-momentum tensor and thus result in minute spacetime curvature. … WebMay 19, 2024 · Heating because of high pressure is mostly an issue in gases, where gravitational adiabatic compression can bring up the temperature a lot (e.g. in stellar cores). It is not really the source of …
How is a star born? - Scientific American
WebOct 7, 2016 · This is precisely defined as the amount of heat required to raise the temperature of a 1kg mass by 1°C. As we have seen, it is 4.18 kJoules/kg/°C for liquid water (4.18 Joules per 1 g). This is a particularly high value. For a dry ground the thermal mass capacity is approximately 5 times lower. WebMay 1, 2024 · Describe a gravitational field and how it related to the gravitational force; ... Define the ideal gas law and describe how it relates pressure, volume, and temperature; Define heat and relate the heat transferred in materials to temperature ... Explain how electromagnetic wave are produced and identify the different types of waves in the ... how to set up a tweetdeck
PTAC 1302 EXAM 1 Flashcards Quizlet
WebOct 7, 2016 · Pressure is obtained as the product of this height of mercury by its density, 13 600 kg/m3, and by the acceleration of gravity 9.8 m s-2. The height of 76 cm thus … WebStudy with Quizlet and memorize flashcards containing terms like What factor is most important in determining a star's position on the main sequence and subsequent evolution? a. temperature b. pressure c. mass d. radius e. color, The evolutionary cutoff between low- and high-mass stars occurs at approximately a. 1.5 M. b. 1 M. c. 3 M. d. 5 M. e. 10 M., A … Web- 2 things can help gravity win out over pressure and start the collapse of a cloud of gas - Higher density = packing the gas particles close together makes the gravitational forces between them stronger - Lower temperatures = lowering a cloud's temperature reduces the gas pressure - Therefore expect star forming cloud to be colder and denser than most … how to set up a twitter account