Case-Based Critical Thinking Questions Case 2-1 Chloe is putting together a presentation in which she explains how printers work. In an ink-jet printer, as Chloe discovers, a heating element makes the ink boil, which causes a steam bubble to form ____.
A)and push the ink through the firing chamber
B)and power the cartridge across the page
C)and eject the ink into the firing chamber
D)either a or b

Question

Quizplus · Accepted Answer

The steam bubble formed by the boiling ink pushes the ink through the firing chamber, allowing it to be ejected onto the page. Choice B is incorrect because there is no mention of the steam bubble powering the cartridge. Choice C is also incorrect because the ink is ejected from the firing chamber, not into it. Lastly, choice D is incorrect because only option A is the correct answer.

Case-Based Critical Thinking Questions Case 2-1 Chloe Is Putting Together