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4. When you have completed your graphs, look at their shapes. Think how mass is distributed in the solar system versus its distribution in the galaxies. Think about what the galaxy graphs imply about the location of unseen or dark matter in galaxies. Of the following statements, which are SERRECT'? {Hint There are 4 correct statements.) [2 p13} :I In the solar system, most ofthe mass is concentrated in the Sun. :I In the solar system, most ofthe mass is concentrated beyond the orbit ofNeptune. :I We infer that there is lots of dark matter in the solar system. :I In the galaxies, most of the mass is concentrated in their centers. :I In the galaxies. most of the mass is found well beyond where we see stars (luminous matter}. :I We infer that there is lots of dark matter associated with galaxies. :| Dark matter in galaxies is found at great distances from their centers. :I Dark matter in galaxies is found at their centers.

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This question was created from Lab 11_Rotation Curves, Mass Distribution, and Dark Matter_2013.pdf

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