bundle of ASTR 102 exams| Questions with 100% Solutions| A Rated

Human technology seems on the verge of providing something on earth that the stars use all the time: thermonuclear reactions. This would give us a virtually inexhaustible supply of energy, but we face one particularly difficult problem namely: - we need to contain the hot hydrogen somehow. Since i...

order of red giant's life - Red Giant → Planetary Nebula → White Dwarf → Black Dwarf or Red Giant → Type II Supernova → Neutron Star or Red Giant → Type II Supernova → Black Hol The eventual fate of our Sun is to - become a steadily cooling white dwarf.

Quiz Not good place to build Observatory? - Australia (because of fire disaster) Best Location for an Observatory - 1. Big Island of Hawaii 2. Andes Mtn Chile 3. San Diego Dots - Stars in our galaxies blobs - Typically galaxies, 10% could be dead stars Light - Acts as 1. Weight 2. A Particle

Which of the following statements about light focusing is not true? A) In a healthy eye, light is focused on the retina. B) Film should be placed at the focal plane in a camera. C) If you try to look at an image that is not formed at the focal plane, it will be blurry. D) The focal plane of a re...

Consider a spectroscopic binary star system in which the spectra of both stars are observed. If Star A is more massive than Star B, which star has the greater orbital velocity? a) Star A b) Star B c) They both have the same velocity d) The star that is closest to the center of mass e) It depend...

What are the Milky Way Galaxy's spiral arms? - The spiral arms are places where stars are formed from clouds of gas and dust Where are you in the Universe? If you had to give directions to your location in the Universe, what directions would you give? - We are the third planet away from the Sun....

Rank the following from earliest to latest: protostars, dark globule, star cluster, supernova - Dark globule, protostars, supernova, star cluster Which type of light will be most affected by interstellar extinction? - Ultraviolet Globular clusters formed _______________ the gas from which our gal...

D) the same no matter how or where you measure the object's weight. - The mass of an object is A) the same as the weight of the object. B) larger than the weight of the object. C) unrelated to the weight of the object. D) the same no matter how or where you measure the object's weight. A) hal...