Comparing Temperature Scales

Units of Temperature

Fahrenheit scale

0 F

Celsius scale

commonly used byscientists

water boils at 1000 C

0 K coldest temperature – absolute 0

official SI unit

Kelvin scale

water freezes at 00 C

U. S. standard system

Definition -

measured with a thermometer

unit of measurement is the degree

measured on the Fahrenheit and Celsius scales

Celsius scale - 0C

water freezes at 0 0C

water boils at 100 0C

the measure of how hot or cold something is

Reading Thermometers

Temperature -the measure of how hot or cold something is

Instrument -thermometer

Metric unit of measurement -degrees Celsius

0 C