1. What are three examples of evidence that suggest that some continents were once joined and have since separated?

In a 2010 article “fact check: eastern u.s. earthquake risk” by chris mould, the author provides as evidence the following statement by the united states geological survey: “although earthquakes may be less frequent in the eastern u.s., … urban areas in the east could face bigger losses because the shaking would affect much larger areas than similar quakes in the west. in addition, most homes and buildings in the east are not designed to withstand earthquakes.”this statement directly relates to which of the following concepts? a. vulnerabilityb. hazardc. riskd. severity

Distance that lewis and clark traveled from st. louis to ft. clatsop near the pacific ocean.

What type of coastline is commonly found along the western side of the america’s