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Heat Energy and Temperature
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What would happen if we keep ice cubes out in the balcony on a hot summer day? Where will be the flow of heat?
The ice cubes will melt. The heat will travel from the hot surroundings towards the ice cubes until both attain equal temperature
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What is the meaning of heat gain?
to take up the heat/ rise in temperature
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16°C, -1°C, 20 °C, 44°C... Out of these given temperatures, which one is the hottest and which one is the coldest?
44°C is the hottest and -1°C is the coldest
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What is the meaning of heat loss?
to cool down/drop in the temperature
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What kind of heat sources are Volcanoes, Fire and Sun
Natural heat sources
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Can you name any other scale to measure the temperature other than degrees Celsius?
Fahrenheit scale or Kelvin scale
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What is the freezing point of water in degrees Celsius?
0 degrees celsius
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How can we measure the temperature of any object?
By using a thermometer
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Name the liquids used in thermometers:
Mercury and alcohol
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Define heat?
It is a form of energy that travels from hotter area to colder area.
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Name the Ultimate source of heat and light energy
The Sun
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How can we define the temperature?
Temperature is the measure of how hot or cold something is.
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