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Heat and Temperature 2

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1.4 Heat and
Temperature
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7/22/2019
1
Enabling Objectives:
• Differentiate between heat and
temperature
• Describe Celsius and Kelvin scale
• Conversion Celsius to Kelvin and
vice versa
• Measuring temperature
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7/22/2019
2
What is Heat?
• The energy transferred from one object to another
because of a temperature difference between
them is termed heat.
• The unit of heat is Joule (J)
• Heat energy always moves from:
HOT object
COOLER object
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What is temperature?
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•
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Temperature is the amount of heat in the system
The units for temperature are:
Degree Celsius (°C)
Kelvin (K)
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Temperature conversions between the
temperature scales
kelvin
degree Celsius conversions
kelvin = degree Celsius + 273.15
degree Celsius = kelvin - 273.15
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