Thermal MeasurementsMeasuring specific heat capacity and latent heat in the laboratory.PhysicsElectrical method for specific heat capacity.1Measure massOf the block or liquid.2InsulateLagging and a lid reduce the dominant error.3Supply measured electrical energyE = VIt.4Record temperature riseStir if liquid; wait for the peak in a solid.5Calculatec = VIt ÷ (mΔT).REDUCING ERRORStart below and end above room temperatureExtrapolate a cooling curveLag the containerUse a lidStarting below room temperature and finishing above it makes heatgained early roughly cancel heat lost later.Thermal Measurementslearnposters.com
Thermal Measurements — printable physical science wall chart from LearnPosters. Free vector PDF, US Letter and A4.

Thermal Measurements, step by step

Electrical method for specific heat capacity.

  1. Measure massOf the block or liquid.
  2. InsulateLagging and a lid reduce the dominant error.
  3. Supply measured electrical energyE = VIt.
  4. Record temperature riseStir if liquid; wait for the peak in a solid.
  5. Calculatec = VIt ÷ (mΔT).

Reducing error

  • Start below and end above room temperature
  • Extrapolate a cooling curve
  • Lag the container
  • Use a lid

Starting below room temperature and finishing above it makes heat gained early roughly cancel heat lost later.

Questions about the Thermal Measurements poster

What’s on the Thermal Measurements poster?
5 numbered steps, with a full worked run-through. Electrical method for specific heat capacity. Measure mass — Of the block or liquid.; Insulate — Lagging and a lid reduce the dominant error.; Supply measured electrical energy — E = VIt.; Record temperature rise — Stir if liquid; wait for the peak in a solid.; Calculate — c = VIt ÷ (mΔT).. Starting below room temperature and finishing above it makes heat gained early roughly cancel heat lost later.
Who is the Thermal Measurements poster for?
Thermal Measurements 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 Thermal Measurements poster?
The main systematic error is heat loss, and it always biases the same way. A wall chart earns its place by being glanceable from where the work is happening, so Thermal Measurements belongs on the wall where that physical science work actually happens, within glancing distance, rather than filed away.
What other posters go with Thermal Measurements?
Energy Resources, Entropy and The Gas Laws sit alongside Thermal Measurements 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 Thermal Measurements poster free to download and print?
Yes. Thermal Measurements 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 Thermal Measurements poster print at?
Thermal Measurements 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 Thermal Measurements loses nothing.Printing guide

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