235 prompts matching "Real-life scenario: The echo heard across a valley"
Fix Misconceptions on Bioaccumulation confused with ordinary pollution
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Careers Linked to Environmental health work
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Quiz Me on Protons, neutrons and electrons
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Explain Atomic number and mass number Back to Tutor
I have just studied atomic number and mass number in my JSS2 Basic Science and Technology
Careers Linked to Nuclear physics
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Learn What a pure substance is Step by Step
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Quiz Me on Telling a pure substance from a mixture
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Practice Questions: Melting point and boiling point as tests of purity
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Explain How an impurity changes a melting point Back to Tutor
I have just studied how an impurity changes a melting point in my JSS2 Basic Science and T
Careers Linked to Quality control in a laboratory
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Practice Questions: Measuring rainfall, temperature and humidity
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Fix Misconceptions on One cold day taken to disprove a warming climate
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Careers Linked to Meteorology
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Learn What reflection of light means Step by Step
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Explain Regular and diffuse reflection Back to Tutor
I have just studied regular and diffuse reflection in my JSS2 Basic Science and Technology
Careers Linked to Optics and eye care
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Learn What refraction of light means Step by Step
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Quiz Me on Why light bends when it changes medium
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Explain Why a stick looks bent in water Back to Tutor
I have just studied why a stick looks bent in water in my JSS2 Basic Science and Technolog
Fix Misconceptions on Refraction confused with reflection
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