Exam 15: Moons and Small Solar System Bodies

An imaginary line from one geographic pole to the other along the surface of Earth perpendicular to the equator, and that passes through Greenwich, England, is called

What are the latitude and longitude of a place on Earth directly opposite Columbia, South Carolina, which is at 81°W, 34°N?

If it is 1:00 P.M. EST in Washington, D.C., what is the time in Denver, Colorado, the longitude of which is 30° more westerly?

Determine the maximum altitude of the Sun on June 21 for an observer located at 30°N.

Los Angeles, California, is in the ______________ Standard Time zone.

When one travels west while passing over a time zone boundary (ignoring daylight savings time issues),

Determine the distance in nautical miles between point A, located at 45°N, 75°W, and point B, located at 30°S, 75°W.

At different times of the year, the Sun appears to be in different parts of the sky among different groups of stars. This is so because

A sidereal day is ______________ than a solar day.

The slow, 25,800-year rotation of Earth's axis is called ______________.

The 75°W longitude meridian is the center of the ______________ Standard Time zone in the United States.

The elapsed time between two successive crossings of the same meridian by the Sun is known as ______________ day.

An attempt to remedy the difference in apparent solar days was the calculation of a

The ______________ calendar is most used around the world.

All meridians are one-half of a(n) ______________.

The most southern latitude from which an observer on Earth can see the North Star (Polaris) is

The zeroth latitude is at

The time interval from one vernal equinox to the next is called one ______________ year.

The ______________ occurs on June 21.

When Daylight Saving Time is initiated in the spring, people in the United States who continue to go to work at the same time leave