How are decisions by the supreme court under chief justice john marshall strengthened federal power

Sariah enters a room with several chirping crickets in it. upon first entering the room, sariah can hear the chirping; however, as she begins to talk to her friends, she is no longer aware of the chirping even though it is still there. the fact that sariah no longer perceives the chirping sound demonstrates sensory

According to the aztec history, how did the aztecs know where to build their new city of tenochtitlan? why was this a good location?

When we adapt our current understandings to incorporate information we have engaged in?