Heat Capacity & Latent HeatTwo different calculations, and when to use each.PhysicsHeating with a temperature change uses specificheat capacity; a phase change uses latent heat.Q = mcΔT · Q = mLIce at −10°C to water at 20°CThree stagesWarm ice, melt, warm water.MeltingL of fusionTemperature constant.BoilingL of vaporisation, much largerTHE COMMON MISTAKE✗ Using mcΔT through a phase change✓ Splitting into separate stagesDuring a phase change temperature does not change, so ΔT is zero and mcΔTgives zero energy.Latent heat of vaporisation is far larger than fusion: separatingmolecules entirely costs more than loosening them.Heat Capacity & Latent Heatlearnposters.com
Heat Capacity & Latent Heat — printable physical science wall chart from LearnPosters. Free vector PDF, US Letter and A4.

What’s on the Heat Capacity & Latent Heat poster

The rule, 3 worked examples, and the mistake everyone makes.

Latent heat of vaporisation is far larger than fusion: separating molecules entirely costs more than loosening them.

Questions about the Heat Capacity & Latent Heat poster

What’s on the Heat Capacity & Latent Heat poster?
The rule, 3 worked examples, and the mistake everyone makes. Heating with a temperature change uses specific heat capacity; a phase change uses la…; Q = mcΔT · Q = mL; Ice at −10°C to water at 20°C = Three stages; Melting = L of fusion; Boiling = L of vaporisation, much larger; Common mistake: Using mcΔT through a phase change → Splitting into separate stages. Latent heat of vaporisation is far larger than fusion: separating molecules entirely costs more than loosening them.
Who is the Heat Capacity & Latent Heat poster for?
Heat Capacity & Latent Heat belongs to the Physics section rather than to a school year, because physical science is not something one grade owns. Anyone learning thermodynamics can pin it up — a beginner, a student mid-course, or someone revising years later.
When should you use the Heat Capacity & Latent Heat poster?
Temperature changing? Use mcΔT. Phase changing? Use mL. Never both at once. A wall chart earns its place by being glanceable from where the work is happening, so Heat Capacity & Latent Heat belongs on the wall where that physical science work actually happens, within glancing distance, rather than filed away.
What other posters go with Heat Capacity & Latent Heat?
Energy Resources, Entropy and The Gas Laws sit alongside Heat Capacity & Latent Heat in the Physics section. Printed together they make a wall rather than a single sheet, which is how a reference set actually gets used.Energy ResourcesEntropyThe Gas Laws
Is the Heat Capacity & Latent Heat poster free to download and print?
Yes. Heat Capacity & Latent Heat downloads as a free PDF with no account, no email and no watermark, like everything else in the Physics section. Print as many copies as you like for a home, a classroom, a library or a tutoring group; reselling the file is the only thing the licence rules out.Read the licence
What size does the Heat Capacity & Latent Heat poster print at?
Heat Capacity & Latent Heat is a vector PDF laid out for US Letter, and prints on A4 with Fit to page — the same file, no separate download. Because every mark on it is drawn rather than photographed, it stays sharp enlarged to A3, A2 or A1 at a copy shop. Colour carries emphasis only, so a greyscale print of Heat Capacity & Latent Heat loses nothing.Printing guide

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