Some humans judge temperature without the use of instruments include:
- touching the object
- feeling the radiant energy
<h3>What is temperature?</h3>
Temperature is the measure of the degree of hotness or coldness of a substance.
Temperature of substances are usually measured using thermometers.
The choice of thermometer depends on the temperature range to be measured.
However, some crude ways of measuring temperature include:
- touching the object
- feeling the radiant energy
In conclusion, temperature measures the hotness or coldness of objects.
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Use Newton’s second law: F=ma
m= 250kg. a= 750ms-2
F= 250 x 750 = 187 500N
Answer: Objects falling through a fluid eventually reach terminal velocity. At terminal velocity, the object moves at a steady speed in a constant direction because the resultant force acting on it is zero.
