Physics

1 millimeter is ____ terameter.


ANSWER

$$10^{-15}$$


SOLUTION
$$1$$ milimeter $$=10^{-3}$$ meter and $$1$$ terameter $$=10^{12}$$ meter
So, $$1$$ milimeter $$=10^{-3}\times \dfrac{10^{12}}{10^{12}}$$ meter $$=\dfrac{10^{-3}}{10^{12}}\times 1$$ terameter $$=10^{-15}$$ terameter 
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