How do we know that some layers of the earth are solid and some liquid?

We know bwcause some people went there and also other people,they just looked and said that most of the layers are solid and some are liquids.And I hope this helped

Determine the cause of death for anna garcia

we need additional information in order to determine the cause of death for anna garcia. there are at least 3 things with explanation included as to why we need them are as follows:

there would be some predate medical situations.there would be a report about the cause that why she was there for backache from the hospital.there would be a report about what she injected in her thigh that she suffered from backache.