Answer:
Scientists figured out that the outer core must be liquid because S waves do not pass through it, but P waves do. The behavior of P and S waves also indicates that the inner core is solid. The speed of seismic waves also depends on the density of the material through which they are traveling.
Explanation:
Answer:
Details help to find specific information
Details give more information about the subject
Details help to keep the reader interested
Explanation:
Okay, read the sentences
She sat down.
She sat down on the very uncomfortable-looking throne that was gilded with huge precious stones.
Not only is the second sentence more entertaining, it gives more information, we now know that whoever this is, is of high status.
Answer:
pseudospecies
a false or spurious species; especially a wedivision of the human species based on national, social, or racial differences.