250 prompts matching "Why nitrogen and phosphorus matter to a crop"
Explain What makes a substance dissolve faster Back to Tutor
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Plan a Project on Dissolving salt and sugar in water at home
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Explain How temperature changes solubility Back to Tutor
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Plan a Project on Making a saturated solution and cooling it
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Fix Misconceptions on A saturated solution thought to mean a full container
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Learn What paper chromatography is for Step by Step
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Quiz Me on Setting up a chromatography experiment
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Practice Questions: The solvent front and the spots
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Explain Separating the colours in an ink Back to Tutor
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BECE-Style Questions on Reading a chromatogram
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Quiz Me on Contact forces and forces that act at a distance
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Practice Questions: Friction and where it helps or hinders
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Fix Misconceptions on Force thought always to cause movement
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Quiz Me on The formula joining speed, distance and time
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Explain Average speed over a whole journey Back to Tutor
I have just studied average speed over a whole journey in my JSS2 Basic Science and Techno
Practice Questions: The formula joining pressure, force and area
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Plan a Project on Showing water pressure with a tin and three holes
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Practice Questions: The biotic and the abiotic components
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Fix Misconceptions on An ecosystem thought to mean only the animals
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Explain The water hyacinth in Nigerian waterways Back to Tutor
I have just studied the water hyacinth in Nigerian waterways in my JSS2 Basic Science and