IFE Level 3 Certificate in Fire Science, Operations, Fire Safety and Management Unit 1: Fire Engineering Science 3. Heat and Temperature Assessment Criteria Knowledge, Understanding and Skills 3.1 Define and explain basic terms and their relationships • Heat • Temperature • Relationship between heat and temperature 3.2 Demonstrate an understanding of how temperature is measured • Methods of measuring temperature including: o Liquid thermometers o The air or gas thermometer o Using solids to measure temperature o Thermocouples o Electrical resistance o Thermistors o Comparison by brightness o Infra red • Thermometric scales: o The Celsius or Centigrade scale o The Fahrenheit scale o The Kelvin or Absolute scale 3.3 Define and use the units of heat • The Joule (J) • The calorie • The British thermal unit (Btu)

What is the definition of heat?
The measure of the average kinetic energy of the particles in a substance
The transfer of thermal energy between objects
The temperature of an object
The amount of energy required to raise the temperature of a substance by one degree Celsius
Which method can be used to measure temperature?
Liquid thermometers
The air or gas thermometer
Using solids to measure temperature
Thermocouples
Electrical resistance
What is the relationship between heat and temperature?
Which thermometric scale is commonly used in most countries?
The Celsius or Centigrade scale
The Fahrenheit scale
The Kelvin or Absolute scale
The Rankine scale
What unit is used to measure heat?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
How is temperature measured using a liquid thermometer?
The expansion or contraction of the liquid inside the thermometer
The resistance of the liquid to flow
The color change of the liquid
The brightness of the liquid
Which thermometric scale is commonly used in the United States?
The Celsius or Centigrade scale
The Fahrenheit scale
The Kelvin or Absolute scale
The Rankine scale
What is the definition of temperature?
The measure of the average kinetic energy of the particles in a substance
The transfer of thermal energy between objects
The temperature of an object
The amount of energy required to raise the temperature of a substance by one degree Celsius
How is temperature measured using an air or gas thermometer?
The expansion or contraction of the air or gas inside the thermometer
The resistance of the air or gas to flow
The color change of the air or gas
The brightness of the air or gas
What is the unit of heat commonly used in the United States?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
How is temperature measured using solids?
The expansion or contraction of the solid material
The resistance of the solid material to flow
The color change of the solid material
The brightness of the solid material
What is the unit of heat commonly used in the metric system?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
How is temperature measured using thermocouples?
The expansion or contraction of the thermocouple wires
The resistance of the thermocouple wires to flow
The color change of the thermocouple wires
The brightness of the thermocouple wires
What is the unit of heat commonly used in the field of nutrition?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
How is temperature measured using electrical resistance?
The expansion or contraction of the electrical resistance
The resistance of the electrical circuit
The color change of the electrical resistance
The brightness of the electrical resistance
What is the unit of heat commonly used in the field of engineering?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
How is temperature measured using thermistors?
The expansion or contraction of the thermistor
The resistance of the thermistor
The color change of the thermistor
The brightness of the thermistor
What is the unit of heat commonly used in the field of HVAC (Heating, Ventilation, and Air Conditioning)?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
How is temperature compared using brightness?
The expansion or contraction of the bright object
The resistance of the bright object to flow
The color change of the bright object
The brightness of the bright object
What is the unit of heat commonly used in the field of physics?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
How is temperature measured using infrared radiation?
The expansion or contraction of the infrared source
The resistance of the infrared source to flow
The color change of the infrared source
The brightness of the infrared source
What is the unit of heat commonly used in the field of chemistry?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
How is temperature measured using comparison by brightness?
The expansion or contraction of the objects being compared
The resistance of the objects to flow
The color change of the objects
The brightness of the objects
What is the unit of heat commonly used in the field of nutrition in the United States?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
How is temperature measured using thermocouples?
The expansion or contraction of the thermocouple wires
The resistance of the thermocouple wires to flow
The color change of the thermocouple wires
The brightness of the thermocouple wires
What is the unit of heat commonly used in the field of HVAC in the United States?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
How is temperature measured using electrical resistance?
The expansion or contraction of the electrical resistance
The resistance of the electrical circuit
The color change of the electrical resistance
The brightness of the electrical resistance
What is the unit of heat commonly used in the field of engineering in the United States?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
How is temperature measured using thermistors?
The expansion or contraction of the thermistor
The resistance of the thermistor
The color change of the thermistor
The brightness of the thermistor
What is the unit of heat commonly used in the field of physics in the United States?
The Joule (J)
The calorie
The British thermal unit (Btu)
The kilogram
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