Physics homework help
Physics homework help. 1. The H-R diagram is a plot of which two properties?, A-temperature and lifespan, B-temperature and mass, C-spectral type and temperature, D-luminosity and temperature,The H-R diagram is a plot of which two properties?,1. The H-R diagram is a plot of which two properties?, A-temperature and lifespan, B-temperature and mass, C-spectral type and temperature, D-luminosity and temperature,2. Starting from the lower-right of the main sequence (near the M stars) and going toward the upper-left of the main sequence (near the O stars), which of the following stellar properties decreases?, A-mass, B-temperature, C-life span, D-radius,3. According to the H-R diagram, which of these stars is the most massive?, a-a main sequence A star, b-a main sequence K star, c-a main sequence F star,4. According to the H-R diagram, which of these stars is the coolest?, a-a main sequence A star, b-a main sequence K star, c-a main sequence F star,5. According to the H-R diagram, which of these stars has the longest lifetime?, a-a main sequence A star, b-a main sequence K star, c-a main sequence F star,6. What is the most important stellar property when determining what stages, a star will go through when it eventually dies?, A-mass, B-spectral type, C-luminosity, D-temperature,7. Which of the following ,gases makes up the largest proportion of a star?, A-helium, B-oxygen, C-nitrogen, D-hydrogen,8. Which of the following lists the correct order of the general stages of life and death of a low-mass star?,A-protostar, red giant, white dwarf, main sequence, B-protostar, white dwarf, main sequence, red giant, C-protostar, main sequence, white dwarf, red giant, D-protostar, main sequence, red giant, white dwarf,9. A protostar is a:, A-main sequence star, B-red giant, C-newly forming star, D-black dwarf,10. A planetary nebula is:, A-a cloud of gas out of which new stars form, B-the shell of gas given off by a dying low-mass star, C-another name for a white dwarf, D-a special type of neutron star,11. The ultimate end of our Sun will be:, A-red giant, B-supernova, C-neutron star, D-black dwarf,12. The intense energy needed to form elements heavier than iron comes from:, A-neutron star collapse, B-supernova explosion, C-planetary nebula, D-black hole formation,13. The pulses of radiation coming from a pulsar are due to:, A-extremely high temperatures, B-nuclear fusion within the core, C-the rotation rate, D-leftover heat from its formation,14. What is most likely to form if the remaining core of an exploding type II supernova is greater than 3 solar masses?, A-white dwarf, B-nova, C-neutron star, D-black hole,15. What is the next step for a white dwarf that reaches the Chandrasekhar limit?, A-planetary nebula, B-type IA supernova, C-black dwarf, D-red giant,16. Determine whether the following statements/terms are most associated with a high-mass star or a low-mass star.,Type Ia supernova high-mass star low-mass star, Type II supernova high-mass star low-mass star, Pulsar high-mass star low-mass star, Black hole high-mass star low-mass star, White dwarf high-mass star low-mass star, Our Sun high-mass star low-mass star,Attachments,Click Here To Download,
