Question

why pluto called dwarf planet?​

Answer 1

Answer:

The International Astronomical Union (IAU) downgraded the status of Pluto to that of a dwarf planet because it did not meet the three criteria the IAU uses to define a full-sized planet. Essentially Pluto meets all the criteria except one—it “has not cleared its neighboring region of other objects.”

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Answer 2

Answer:

because they are not in planets rules and regulations

Explanation:

Albert Einstein had a massive influence on contemporary physics. His theory of relativity shifted contemporary understanding of space completely. Along with his equation E = mc2, it also foreshadowed the creation of the atomic bomb. Einstein's understanding of light as something which can function both as a wave and as a stream of particles became the basis for what is known today as quantum mechanic's