Answer is C - crust, mantle, outer core, inner core.
Crust -
Crust is the <em>outermost layer</em>. The thickness of the crust is about<em> 5 - 70 km.</em>
Mantle -
Mantle is the<em> second layer</em> from the Earth's surface. Thickness is about <em>2890 km.</em>
Mantle can be divided into two parts as <em>upper mantle and lower mantle.</em>
Outer core -
The thickness is about <em>2400 km</em>. It is made from mostly <em>iron and nickel.</em>
Inner core -
The <em>innermost part</em> of the Earth is inner core. Mainly made from <em>iron-nickel alloy</em>. It is solid sphere which has a radius <em>about 1220 km</em>.
Computer,laptop,ipad,iphone ect.
Answer:
The correct answer is option B.
Explanation:
The continental drift theory suggested that all land were all together and drifted because of several changes in the environment.
For example, the west coast of Africa and South America seem to fit all together like are pieces of a jigsaw puzzle.
Thus, the very first evidence about supporting the theory of continental theory.
Answer:
Homeostasis: Greek words for same and steady.
Explanation:
Homeostasis is any living thing that maintains steady and/or same conditions in order to live in the environment it's in.