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Earth Science - New York Regents August 2006 Exam


Directions (1−35): For each statement or question, identify the number of the word or expression that, of those given, best completes the statement or answers the question. Some questions may require the use of the Earth Science Reference Tables.

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: Multiple choice

Your Performance  

1.

A Foucault pendulum appears to change its direction of swing over a period of several hours because of Earth's
(1) rotation
(2) revolution
(3) tilted axis
(4) gravity

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2.

The same side of the Moon always faces Earth because the
(1) Moon’s period of rotation is longer than its period of revolution around Earth
(2) Moon’s period of rotation is shorter than its period of revolution around Earth
(3) Moon rotates once as it completes one revolution around Earth
(4) Moon does not rotate as it completes one revolution around Earth

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3.

The diagram below shows the elliptical orbit of a planet revolving around a star. The star and F2 are the foci of this ellipse.

What is the approximate eccentricity of this ellipse?
(1) 0.22
(2) 0.47
(3) 0.68
(4) 1.47

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4.

The diagrams below represent Earth’s ocean tides at four different positions of the Moon. Which diagram shows the Moon position that will produce the highest high tides and the lowest low tides? (The diagrams are not drawn to scale.)

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5.

From which New York State location would Polaris be observed to have an altitude closest to 43° above the northern horizon?
(1) Binghamton
(2) Utica
(3) Watertown
(4) New York City

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6.

In October, observers in New York State looking due south at the night sky would see a different group of constellations than they had seen in March. What is the best explanation for this change in the night sky?
(1) Constellations revolve around Earth.
(2) Constellations revolve around the Sun.
(3) The Sun revolves around the center of our galaxy.
(4) Earth revolves around the Sun.

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7.

Which surface soil type has the slowest permeability rate and is most likely to produce flooding?
(1) pebbles
(2) sand
(3) silt
(4) clay

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8.

Which map best represents the surface wind pattern around a Northern Hemisphere highpressure center?

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9.

What is the relative humidity when the air temperature is 29°C and the wet-bulb temperature is 23°C?
(1) 6%
(2) 20% 
(3) 54%
(4) 60%

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10.

The diagram below represents an aneroid barometer that shows the air pressure, in inches of mercury.

When converted to millibars, this air pressure is equal to
(1) 1009.0 mb
(2) 1012.5 mb
(3) 1015.5 mb
(4) 1029.9 mb

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11.

Great volcanic eruptions send dust and ash into the stratosphere. Weeks after such great eruptions, air temperatures are often
(1) cooler than normal because the atmosphere is less transparent
(2) cooler than normal because the atmosphere is more transparent
(3) warmer than normal because the atmosphere is less transparent
(4) warmer than normal because the atmosphere is more transparent

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12.

A P-wave takes 8 minutes and 20 seconds to travel from the epicenter of an earthquake to a seismic station. Approximately how long will an S-wave take to travel from the epicenter of the same earthquake to this seismic station?
(1) 6 min 40 sec
(2) 9 min 40 sec
(3) 15 min 00 sec
(4) 19 min 00 sec

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