
What is the difference between a quantity and a unit?
Answer:
Physical quantities are a characteristic or property of an object that can be measured or calculated from other measurements. Units are standards for expressing and comparing the measurement of physical quantities. All units can be expressed as combinations of four fundamental units.
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This will require 266.9k j of heat energy my explanation for this is to calculate the energy required to raise the temperature of any given substance here what you require the mass of the material,m the temperature change that occurs AT
Increase the use of nuclear energy