250 prompts matching "Hands-on activity for Modelling half-life with coins or seeds"
Quiz Me on The heat given out in an exothermic change
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Practice Questions: Burning as an exothermic reaction
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Real-Life Scenario: The heat from a charcoal stove
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Plan a Project on Feeling the warmth when quicklime meets water
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Quiz Me on The heat taken in during an endothermic change
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Practice Questions: Photosynthesis as an endothermic process
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Real-Life Scenario: Why a wet cloth cools a water pot
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Plan a Project on Measuring the fall in temperature when a salt dissolves
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Careers Linked to Refrigeration engineering
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Quiz Me on Sodium and potassium in water
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Practice Questions: Calcium and magnesium in water
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Plan a Project on Watching magnesium in hot water safely
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Quiz Me on The poles of a magnet
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Practice Questions: Attraction and repulsion between poles
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Plan a Project on Using a compass to find the direction of a field
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Quiz Me on The earth's magnetic field
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Practice Questions: The magnetic poles and the geographic poles
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BECE-Style Questions on Magnetic declination
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Practice Questions: What makes an electromagnet stronger
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BECE-Style Questions on The effect of the size of the current
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