Janette Long's answer to Kc's Primary 6 Science Singapore question.
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(4) is the answer.
The spring on TOP is taking 80g + second spring weight so it should stretch longer than when 50g was placed on it.
The spring below should stretch by somewhere between when no weight was placed and 50g weight was placed.
The spring on TOP is taking 80g + second spring weight so it should stretch longer than when 50g was placed on it.
The spring below should stretch by somewhere between when no weight was placed and 50g weight was placed.
Date Posted:
4 years ago
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