Question

4. Answer the following questions in one or two words:
a. Write the names of any two landforms.
b. What are the scientists which deal with the study of the Earth's structure called?
c. What is the average thickness of the crust?
d. Into how many layers is mantle divided?
e. Name an ore of iron?​

Answer 1

Answer:

a. valleys and basins

b. geologists

c. 30 km

d. 2

e. haemitite

Explanation:

hope it helps

Answer 2

Explanation:

d.into how many layers is mantle divided.