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secondary 3 | Physics
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Hi, can any kind teacher please help to explain to me these Physics questions? How to derive the correct answers?Thanks very much in advance.
Date Posted: 6 years ago
Views: 773
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Happy New Year.
Date Posted:
6 years ago
Thank you very much, Mr. Chong! Happy New Year!
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You may use conservation of energy...
Date Posted:
6 years ago
Miss Tham, thank you very much for your help!
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