Foundations of chemistry and Electrons and photons
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| What is means by scalar quantity? | A quantity that has only magnitude
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| What is a vector quantity? | A quantity that has magnitude and direction
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| Is acceleration a vector or a scalar? | Vector
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| Is mass a scalar or a vector ? | Scalar
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| What is electric current? | The rate of flow of charge
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| Give 2 examples of possible charge carriers? | 1) Electrons in metals
2)Ions in electrolytes
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| What is conventional current? | The flow of positive charge
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| What is kirchoff's first law? | Charge is conserved
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| What is meant by drift velocity? | The average velocity of the charge carriers due to the applied electric field.
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