Answer the question based on the following text.  Question:   A person is digging up rocks, and wants to get the newest ones. The person will dig deeper or shallower?    Text:  Older rocks are at the bottom and younger rocks are at the top.
shallower

Answer the question based on the following text.  Question:   Rich was examining a cliff face. Which part of the cliff is older, geologically speaking the base or the top?    Text:  The upper rock layers are much younger.
the base

Answer the question based on the following text.  Question:   If an isomer has more branching than another isomer, it should have a higher or lower melting point?    Text:  The more branching there is in isomers, the lower the boiling and melting points are.
lower