Chapter 1. 177 Types of Galaxies, Part 2

Question Which of these galaxies contain vast amounts of dust?

c2OkxeCMKySvDIlFdPL6ORH006imI41XoBKed6F0fHON6bJNXGA2+M77DiTuvkWaPp4aNCowgaBHPHqo {"title":"selection1","description":"","type":"correct","color":"#99cc00","code":"[{\"shape\":\"circle\",\"coords\":\"249,74,29\"}]"} {"title":"selection1 COPY","description":"","type":"correct","color":"#993300","code":"[{\"shape\":\"circle\",\"coords\":\"347,74,28\"}]"} {"title":"selection1 COPY COPY","description":"","type":"correct","color":"#333300","code":"[{\"shape\":\"circle\",\"coords\":\"444,72,31\"}]"} {"title":"selection1 COPY COPY COPY","description":"","type":"correct","color":"#000080","code":"[{\"shape\":\"circle\",\"coords\":\"246,238,30\"}]"} {"title":"selection1 COPY COPY COPY COPY","description":"","type":"correct","color":"#333333","code":"[{\"shape\":\"circle\",\"coords\":\"345,241,29\"}]"} {"title":"selection1 COPY COPY COPY COPY COPY","description":"","type":"correct","color":"#800000","code":"[{\"shape\":\"circle\",\"coords\":\"445,242,29\"}]"}

Question Which of these galaxies have slowed or stopped their formation of new stars?

c2OkxeCMKySvDIlFdPL6ORH006imI41XoBKed6F0fHON6bJNXGA2+M77DiTuvkWaPp4aNCowgaBHPHqo {"title":"selection1","description":"Since elliptical galaxies have little in the way of dust and gas, they can't create new stars.","type":"correct","color":"#99cc00","code":"[{\"shape\":\"circle\",\"coords\":\"54,153,28\"}]"} {"title":"selection1 COPY","description":"Since elliptical galaxies have little in the way of dust and gas, they can't create new stars.","type":"correct","color":"#993300","code":"[{\"shape\":\"circle\",\"coords\":\"104,152,27\"}]"} {"title":"selection1 COPY COPY","description":"Since elliptical galaxies have little in the way of dust and gas, they can't create new stars.","type":"correct","color":"#333300","code":"[{\"shape\":\"circle\",\"coords\":\"146,152,30\"}]"}

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