13.1 – Investigating Alcohol as a Thermometer Liquid (Leaving Cert Physics): Flashcards
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Practise the cards
13 cards from this deck
Goal of alcohol thermometer experiment
Goal of alcohol thermometer experiment
Analyse suitability of alcohol as thermometer liquid
Thermometric property definition
Thermometric property definition
Property changing measurably & predictably with temperature
Thermometric property of alcohol thermometers
Thermometric property of alcohol thermometers
Expansion of alcohol column length
Why standard thermometer needed in experiment
Why standard thermometer needed in experiment
Establish temperature-length relationship for calibration
Starting temperature for measurements
Starting temperature for measurements
Melting ice ()
Temperature increment between readings
Temperature increment between readings
Approximately
Minimum number of measurements needed
Minimum number of measurements needed
At least six
Vertical axis on calibration graph
Vertical axis on calibration graph
Alcohol column length
Horizontal axis on calibration graph
Horizontal axis on calibration graph
Temperature
Formula for thermometer sensitivity
Formula for thermometer sensitivity
Length change temperature range
Purpose of calibration graph
Purpose of calibration graph
Converts column lengths to temperature readings
Key properties for good thermometer liquid
Key properties for good thermometer liquid
Linear expansion, adequate sensitivity, measurable changes
What linear relationship indicates
What linear relationship indicates
Alcohol expands consistently, suitable for thermometer
