Earth and atmosphere: the structure of the Earth

Question 1

Name the 5 ayers of the Earth.

Answer 1

The inner core, the outer core, the upper mantle, the lower mantle, the crust.

Question 2

What is the state of the inner core?

Answer 2

solid

Question 3

What is the state of the outer core?

Answer 3

liquid

Question 4

What is the state of the upper mantle?

Answer 4

liquid/solid

Question 5

What is the state of the lower mantle

Answer 5

solid

Question 6

What is the state of the crust?

Answer 6

solid

Question 7

What is the temperature of the inner core?

Answer 7

5000 degrees Celsius - 6000 degrees Celsius

Question 8

What is the temperature of the outer core?

Answer 8

4000 degrees Celsius - 6000 degrees Celsius

Question 9

What is the temperature of the upper mantle?

Answer 9

1400 degrees Celsius - 3000 degrees Celsius

Question 10

What is the temperature of the lower mantle?

Answer 10

3000 degrees Celsius

Question 11

What is the temperature of the crust?

Answer 11

22 degrees Celsius(approx)

Question 12

What is the composition of the inner core?

Answer 12

iron and nickel.

Question 13

What is the composition of the outer core?

Answer 13

iron, nickel, oxygen and sulphur.

Question 14

What is the composition of the upper mantle?

Answer 14

iron, oxygen, silicon, magnesium and aluminium

Question 15

What is the composition of the lower mantle?

Answer 15

iron, oxygen, silicon, magnesium and aluminium

Question 16

What is the composition of the crust?

Answer 16

oceanic crust: iron, oxygen, silicon, magnesium and aluminium
continental crust: granite, sedimentary rock and metamorphic rock.