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NYS Regents

NEW YORK STATE REGENTS EXAMS
PHYSICAL SETTING / EARTH SCIENCE - JUNE 2004

16 The density of Earth’s crust is

(1) less than the density of the outer core but greater than the density of the mantle
(2) greater than the density of the outer core but less than the density of the mantle
(3) less than the density of both the outer core and the mantle
(4) greater than the density of both the outer core and the mantle

17 Which map best represents the direction of surface winds associated with the high- and low-pressure systems?

18 In each diagram below, the mass of the star is the same. In which diagram is the force of gravity greatest between the star and the planet shown?

19 The cross section below shows rock layers that underwent crustal movement during an igneous intrusion in the Cretaceous Period.

Which statement best describes the cause of the ridges shown?

(1) The rock layers were evenly weathered.
(2) Some rock layers were more resistant to weathering and erosion.
(3) The igneous intrusion flowed over the surface.
(4) More deposition occurred at the ridge sites after uplift.

20 The picture below shows a geological feature in the Kalahari Desert of southwestern Africa.

Which process most likely produced the present appearance of this feature?

(1) wind erosion
(2) volcanic eruption
(3) earthquake vibrations
(4) plate tectonics

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