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This post was last edited by bananaaspen on 2011-1-19 10:50. Multiple-choice question: Infrared radiation can absorb light because of the continuous _____ motion of molecules. ( ) A Vibration B Rotation C Vibration and rotation PS: 1) Rewards will be given to the top 50 participants; those who provide a detailed explanation along with the reasoning will receive 1-15 wealth:victory:. 2) Please hide your replies. The method to do this is: http://bbs.hcbbs.com/thread-492556-1-1.html. Do not edit your replies after posting them{:1_90:}, and also avoid copying others’ answers, as that will result in a deduction of points:funk: ; Indicate the question number when answering; otherwise, it will be difficult to determine whether the answer is correct: handshake. 3) The reference answers will be visible once you reply; those who want to confirm their answers may refer to o. 4) Please also avoid submitting answers maliciously multiple times; if it is due to an operational error, please contact the forum moderators or administrators: call:. Otherwise, points will be deducted. 5) Currently, all the daily questions in the section on basic chemical engineering theories have been compiled; interested users can go and take a look to learn more*. Click directly: Summary post of daily questions in the Basic Theories of Chemical Engineering section (being added) – C Vibration and Rotation
Reply to 1# yunzhongzi112: Haha, sofa – I choose C