Eiffel Tower

As we know from the school physics course, solids shrink when cooled, and expand when heated.

Everyone is aware of that the Eiffel Tower is made of metal. The weather in Paris is changeable: in winter, the temperature may drop to -10, and in summer, on the contrary, rise up to +40 degrees. Therefore, the height of the Eiffel Tower fluctuates around 15 cm. In case you are faced with a question “what is the height of the Eiffel Tower?”, then before answering, it should be specified:

- What weather - cold or warm?