If the Sun Passes Directly Overhead on at Least One

question 153

Multiple Choice

If the Sun passes directly overhead on at least one day per year, then

• A)you are within 23.4° latitude of the equator.
• B)you are within 66.6° latitude of the equator.
• C)you must be exactly on the equator.
• D)you could be anywhere because this occurs at least once per year at any location on the Earth.

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Definitions:

Prehistoric Earthquakes

Earthquakes that occurred before recorded history, evidenced through geological formations and studies.

Seismic Recording Stations

Facilities equipped with sensitive instruments used to detect and record earthquakes and other ground vibrations.

Interferogram

The combining of satellite mapping images taken of a place at two different times to compare changes in the land surface, for example, during an earthquake.

Seismograms

Records produced by a seismograph that visually represent the vibrations of the earth, used to analyze and interpret seismic activity.