Test the guess by checking the ink refill. If the initial guess is incorrect, formulate another hypothesis (e.g., the ink has dried up) and test that as well. NCERT Book Curiosity Science Class 6 NCERT Science Texbook Session 2024-2025.
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Test the guess by checking the ink refill. If the initial guess is incorrect, formulate another hypothesis (e.g., the ink has dried up) and test that as well. NCERT Book Curiosity Science Class 6 NCERT Science Texbook Session 2024-2025.