Which of the selections below are examples of occupations or vocations? a. Artist
b. Clerk
c. Waiter
d. All of the above

Which of the following discoveries would be most likely to cause a scientific paradigm shift? a. the discovery of more rings around uranus b. the discovery of a new pathogenic virus transmitted by mosquitoes c. the discovery that a dormant volcano is showing signs of activity d. the discovery of a new species of salamander in the amazon rainforest e. the discovery that excess heat is radiating from the center of the earth and causing global climate change

The biggest component / ingredient of summer time smog is

On the map above, what is the name of the island to the west of letter b?