Answer:
As a boy, Sir Isaac Newton was fascinated by a Windmill.
A drawing of a Windmill, which many believe to have been sketched by the young Newton over three an half centuries ago was discovered in his childhood home on a wall.
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The density of the block is mathematically given as

<h3>Density of block</h3>
Question Parameters:
50 cm by 100 cm by 200 cm has a mass of 8000 g.
Generally the equation for the density is mathematically given as

Where
v= 50 cm * 100 cm * 200 cm
v=1000000cm
v=10000m
Therefore

phi=8e-4
For more information on density
brainly.com/question/14010194
Answer:
if its talking about earth then rotate I'll say
The density of seawater plays a vital role in causing ocean currents and circulating heat because of the fact that dense water sinks below less dense. long story short, seawater is the problem because its denser than pure water.
The really good answer is 30cm CER format