Why is earth’s outer core hotter than earth’s oceanic crust?

By Rebecca

Why is Earth’s outer core hotter than Earth’s oceanic crust?

A) Because the outer core receives more sunlight.

B) Because the outer core is closer to the Sun.

C) Because of radioactive decay and residual heat from the planet’s formation.

D) Because the oceanic crust is composed of materials with higher heat conductivity.

Answer:

C) Because of radioactive decay and residual heat from the planet’s formation.

 

 

 

Why is earth’s outer core hotter than earth’s oceanic crust?

By Rebecca
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Rebecca is an Independent content writer for breldigital, She writes content on any given topic. She loves to write a case study article or reviews on a brand, Be it any topic, she nails it