Earth And Atmosphere

Question 1

Crust

Answer 1

The outer layer of the earth
Between 6km and 60km thick
Made of tectonic plates

Question 2

Mantle

Answer 2

2900km thick
It is solid rock
Temperature varies from 1200°C to 5000°C

Question 3

Outer Core

Answer 3

Surrounds the inner core
2100km thick
5000°C

Question 4

Inner Core

Answer 4

2800km in diameter
5500°C in the inner core
Is a ball of nickel and iron