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Question
Sort the given objects as rough or smooth.
| Wet soap | Coir | Feather | Stone |
| ______ | ______ | ______ | ______ |
| Glass ball | Paperboard | Sand paper | Plastic spoon |
| ______ | ______ | ______ | ______ |
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Solution
| Wet soap | Coir | Feather | Stone |
| Smooth | Rough | Smooth | Rough |
| Glass ball | Paperboard | Sand paper | Plastic spoon |
| Smooth | Smooth | Rough | Smooth |
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