The balance between the downward push of continents and the upward push of the mantle is called isostasy. true false

Arod of some material 0.20 m long elongates 0.20 mm on heating from 21 to 120°c. determine the value of the linear coefficient of thermal expansion [in (degrees c)^-1] for this material.

Could someone me find the answer to this problem.

In positive numbers less than 1, the zeros between the decimal point and a non-zero number are blank significant