IMI I mean it. IMO In my opinion. IOW In other wordsâ¦ Related News: Amber Rose Accidentally Shared Her Phone Number To Her 3 Million Twitter Followers. IRL In real life. IUSS If you say so. J4F Just for fun. JFK Just for kicks. KC Keep cool. KHUF Know how you feel. KISS Keep it simple, stupid. KIT Keep in touch. KOTC Kiss on the cheek. KOTL Kiss on the lips. L8 Late
Best Answer: The crust or lithosphere is the coolest layer by far. It is what we live on. It is in the vicinity of 0 degrees C (varying with depth and location). The mantle is about 1,700 miles (2,750 km) thick.
Properties and Composition of the Earth's Crust. The continental crust is between 10 km and 70 km thick, depending on the location. As you descend through the crust, the temperature increases from surface temperature to between 300 degrees Celsius and 500 degrees Celsius.