Earth layer???????

Question

1. Earth's oceanic crust is_____ that the continental crust.
a. thinner and less dense
b. thicker and denser
c. thicker but less dense
d. thinner but denser

2. In order for the inner core to remain solid at such high temperature
a. pressure must increase LESS than the temperature as you travel to the center of the Earth.
b. pressure must increase MORE than the temperature as you travel to the center of the Earth.
c. The pressure in the center must be higher than that of the inner core.
d. Pressure must be released to encourage melting..

3. Mountian ranges that occur in continental crust
a. have very steep roots relative to their height
b. have very shallow roots relative to their height
c. have roots of unknown depth.
d. have roots that are equally as deep as the mountains are high.

4. The stronge, lower part of the mantle that lies beneath the astheosphere is called the
a. inner core
b. outer core
c. lithosphere
d. mesosphere

Answer 1

I agree with the above answerer - you should really consider doing your own homework...but here's the missing answers.

1 a
3 d

You can't memorize or cheat on these things - if you studied you would know the "why" and therefore you would always know the right answer. Good research and study habits will make you a better person, as you won't always be able to turn to somebody else for help.

By the way, there is no right answer for #4 among your choices.

Answer 2

I can answer two of the questions but you should consider doing your own homework.

2. b
4. c