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- Answer #2 pleaseA planet orbits a star in a different stellar system The mass of the planet is 2 times Jupiter's mass and 5 times the distance from the star than Jupiter is from the sun How does the force of gravity change for this new system if the star is 4 Solar Mass?Explain the meaning of each symbol in the equation COS [ 27 (1 - :)] T y = A cos and summarize how we devised this equation.
- Question 12 Nuclear fusion is a process which releases large amounts of energy and takes place in the core of stars like our Sun. Explain what is meant by nuclear fusion and the conditions necessary for it to take place. [about 150 words TUTARIA xecfureter pitztenen fargeping tontien SEAGA tallerkitty KAMIRIKIA Tantaastattes Forterrebenta Tank-Taric Hartafferies Whyteuffer ENDRERITAT ESFISSTEHALE SUSECTIONE STMENTEEL itaftarly RICERCAGE evements teleidens RISTISTATASTE athleschicht JEZERSITE GAMBAR 4315742424 Satelit Stimale Ras MUJERESES Sosyesyevelse 284 SHITA BRAWLIBETTEREM Intermit GIGIRIGEN EN ANDJESTHE LAE THUIZEMIE BURE POTESISIHAE JITHASELPlease answer all of them(Astronomy) Planetary Nebula Age. Suppose a planetary nebula is 1 pc in radius. If the Doppler shifts in its spectrum show it is expanding at 22 km/s, how old is it? (Note that 1 pc equals 3.1×1013 km, and 1 year equals 3.2×107 seconds, to two significant figures.) Please round your answer to two significant digits.