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Legend says that Archimedes,in determining whether or not the king's crown was made of pure gold,measured its volume by the water displacement method.If the density of gold is 19.3 g/cm3,and the crown's mass is 600 g,what volume would be necessary to prove that it is pure gold?
Cheerfulness
A state or quality of being noticeably happy and optimistic, often characterized by a positive outlook and demeanor.
Congruencies
The state or condition in which things agree, align, or are consistent with each other.
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A human emotion characterized by feelings of sorrow, disappointment, or unhappiness, often a transient and normal response to life's setbacks.
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