Which of the following sets of diffusion and example is MOST correct? * -Stimulus diffusion - Soccer being played around the world
-Migrant diffusion - Man leaves Mexico and moves to Arkansas
-Hierarchical diffusion - Spread of the iPhone when it first came out
-Contagious diffusion - McDonalds in India selling veggie burgers
-Expansion diffusion - A challenge going viral on the internet

Which is the first surface that has the potential to come into contact with solar radiation? a. icebergsb. cloudsc. the oceand. land

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

Alow pressure system is formed when an air mass cools over a cool surface and sinks. true or false