January 2018 Earth Science Regents Questions 11-20

Match it! Select the correct answer from the pull down...Good luck!

Most of the oceanic oxygen that began to enter Earth’s atmosphere in the early Proterozoic Era was probably produced by

Which cross section correctly represents a cold front and the air-mass movements associated with this front?

During which geologic period did plants and animals first appear in land environments?

Ocean gyre in the Northern Hemisphere consist of a number of surface ocean currents that,together,generally flow clockwise in a roughly circular pattern.Which list contains three warm surface ocean currents that make up most of the North Atlantic OG?

Sedimentary rock layers that were deposited between 488 million and 444 million years ago are found on the surface at which two New York State locations?

This landslide is an example of

Most clouds form in the atmosphere when moist air

Which natural event periodically weakens western surface ocean currents in the equatorial Pacific Ocean, resulting in a change in air temperature and precipitation patterns in the United States?