Question

What is the thickness of the earth's crust?

Answer 1

1. Earth crust: The term "crust" refers to the outermost shell of a terrestrial planet.
2. All recognized life throughout the cosmos is contained within our planet's tiny, $40-\mathrm{kilometer}(25-\mathrm{mile})$ deep crust, which accounts for only $1\%$ of its mass.
3. The thickness of the planet earth's crust is anywhere between $5-70\mathrm{km}$.