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Home Q & A Board Science-Related Homework Help Physics
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einsteindude einsteindude
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9 years ago
Jet planes operate by       
A) ejecting ions out the back end of the engine.
B) sucking in air and blowing it rapidly out the back of the engine by means of propeller blades inside the engine.
C) magic.
D) rocket drive [i.e., ejecting heated rocket fuel rapidly out the back end of the engine].
E) sucking in air, heating it , and allowing it to expand out the back end of the engine.
Textbook 
Conceptual Physical Science

Conceptual Physical Science


Edition: 6th
Authors:
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mel!811mel!811
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