Eiffel Tower

Eiffel Tower in Paris is 300 meters high and is made of steel. Its weight is 8000 tons. How tall is the tower model made ​​of the same material if it weighs is 2.4 kg?

Correct answer:

Model height:  2 m

Step-by-step explanation:

h1=300 m m1=80001000=8000000 kg m2=2.4 kg  V=abh=k1hk2hh=k1k2h3=Kh3  ρ=V1m1=V2m2 V1m1=V2m2 Kh13m1=Kh23m2 h13m1=h23m2 m2m1=h23h13 m2m1=(h2h1)3  3m2m1=h2h1  h2=h1/3m2m1  h2=32.4800010003002 m

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