Act_4 - Name _ Section _ Period 4 Activity Solutions:...

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1 Name _________________________ Section ___________________ Period 4 Activity Solutions: Transfer of Thermal Energy 4.1 How Does Temperature Differ from Thermal Energy? a) Temperature Your instructor will demonstrate molecular motion at different temperatures. 1) What happens to molecular motion at higher temperatures? 2) Define temperature in terms of molecular motion. b) Thermal Energy 1) What is thermal energy? How does thermal energy differ from temperature? 2) Which has more thermal energy – a cup of hot coffee or a bathtub full of warm water? c) Thermometers Examine the four types of thermometers and explain what changing property each type of thermometer relies upon. 1) alcohol thermometers 2) bimetallic strip thermometers 3) liquid crystal thermometers 4) infrared thermometer d) Temperature Scales Your instructor will discuss Fahrenheit, Celsius and Kelvin temperature scales. 1) Examine a thermometer with both Fahrenheit and Celsius scales. On the Celsius scale, how many degrees are between the freezing point and the boiling point of water? __ _________ 2) On the Fahrenheit scale, how many degrees are between the freezing point and the boiling point of water? _ __________
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2 3) Use the number of degrees between the freezing and boiling points of water to make a ratio of the number of Celsius degrees per Fahrenheit degrees. 4)
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Act_4 - Name _ Section _ Period 4 Activity Solutions:...

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