Air Temperature 4 th Grade Science. Review and Revisit What is weather? The condition of the lowest...
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Transcript of Air Temperature 4 th Grade Science. Review and Revisit What is weather? The condition of the lowest...
Air Temperatur
e4th Grade Science
Review and Revisit
What is weather?
The condition of the lowest level of the atmosphere
(blanket of air that surrounds the Earth) at a certain time and
place
Review and Revisit
What is temperature?
Measure of the amount of energy in a substance
In short…how hot or cold something is
Review and Revisit
What is a thermometer?
Tool used to measure temperature
Thermometer
From the Greek, therme means “heat” and metron means “measure”.
Also…the suffix –meter means “a device for measuring” something
Review and Revisit
Measuring TemperatureWhat are the two temperature scales?
Celsius and Fahrenheit
Measuring Temperature…Do you know?
What is the freezing point of water in degrees Fahrenheit and Celsius?
Water freezes at 32 degrees Fahrenheit and 0
degrees Celsius.
Measuring Temperature…Do you know?
What is the boiling point of water in degrees Fahrenheit and Celsius?
Water boils at 212 degrees Fahrenheit and
100 degrees Celsius.
TemperatureDegrees
FahrenheitDegrees Celsius
Freezing Temperature
Boiling Temperature
Room Temperature
32 degrees 0 degrees
212 degrees 100 degrees
68 degrees 20 degrees
Cool FactCrickets usually chirp more quickly when the temperature goes up and more slowly
when the temperature decreases.
What you can do…
Count the number of chirps in 15 seconds, then add 37 to that number. The total will be roughly equal to the actual temperature
in degrees in Fahrenheit.