137 prompts matching "What electromotive force means"
Practice set: Weight as the force of gravity acting on a mass
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Exam prep: Circular motion and the force directed towards the centre
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Spot my mistake: Pairing forces acting on the same body as action and reaction
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Teach me: What momentum is, and how it is calculated
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Teach me: What a machine is, and what it does
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Quiz: What mechanical advantage, velocity ratio and efficiency each measure
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Teach me: What the centre of gravity is
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Let me explain: Pressure in a liquid, and what it depends on
I have just studied pressure in a liquid, and what it depends on in my SS1 Physics class.
Teach me: The electric field and the force it exerts
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Teach me: The moment of a force about a pivot
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Worked example: Finding an unknown force on a balanced beam
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Exam prep: Problems with several forces acting on a uniform beam
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Teach me: Surface tension and what causes it
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Practice set: Viscosity and what it measures
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Teach me: What diffraction is, and when it becomes noticeable
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Teach me: What makes a motion a projectile motion
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Let me explain: Measuring length with a metre rule, vernier calipers and a micrometer
I have just studied measuring length with a metre rule, vernier calipers and a micrometer
Physics at work: Measurement in Nigerian workshops and laboratories
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Let me explain: The frame of reference, and why it matters
I have just studied the frame of reference, and why it matters in my SS1 Physics class. Le
Physics at work: Position-finding, from surveying to GPS
Act as my SS1 Physics tutor. Explain which Nigerian jobs and industries depend on position