B. thick atmosphere
You can also use quizlet to look up answers also, I'm in college and they have never failed me.
Well there are many but the surface of the earth is the material violin one outer core (if that makes sense
Answer:
scientific conclusions are reliable as they are helpful for many things however it is true that after the evolution of new ideas the old theory have some changes or may change fully or may be proved wrong but yeah the old theories are still helpful for many reasons and things.
so I think scientific conclusions are reliable