217 prompts matching "A dimensional check that overlooks a dimensionless constant"
Worked example: Calculating the efficiency of an energy transfer
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Physics at work: Careers in Nigeria's energy sector
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Teach me: What a machine is, and what it does
You are my personal SS1 Physics tutor. Teach me what a machine is, and what it does, using
Worked example: Calculating the mechanical advantage of a lever
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Physics at work: Machine design and maintenance as work
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Teach me: Thermal energy, and how it differs from temperature
You are my personal SS1 Physics tutor. Teach me thermal energy, and how it differs from te
Worked example: Calculating the heat needed to boil a mass of water
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Physics at work: Refrigeration and air conditioning as trades
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Teach me: Why matter expands when it is heated
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Worked example: Calculating the increase in length of a heated rod
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Physics at work: Allowing for expansion in construction work
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Teach me: The three ways in which thermal energy travels
You are my personal SS1 Physics tutor. Teach me the three ways in which thermal energy tra
Worked example: Explaining the heating of a room by convection
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Physics at work: Insulation and building design in Nigeria
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Teach me: What the centre of gravity is
You are my personal SS1 Physics tutor. Teach me what the centre of gravity is, using a rea
Worked example: A balancing problem solved using the centre of gravity
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Physics at work: Stability in vehicle and structure design
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Teach me: Density and relative density defined
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Worked example: Calculating the pressure at a given depth
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Physics at work: Hydraulics in Nigerian engineering
Act as my SS1 Physics tutor. Explain which Nigerian jobs and industries depend on hydrauli