Exam 3: Cycles of the Sun and Moon

In the Milankovitch theory, the elliptical shape of the Earth's orbit, its axis tilt, and axis precession vary with time. These combined at times to create ____ on Earth.

A solar or lunar eclipse will occur

A solar or lunar eclipse may occur when the line of nodes (The line connecting the points of the Moon's orbit that intersects the plane of the Earth's orbit around the Sun)

Why can neither Venus nor Mercury remain visible throughout the night as the full Moon does

The ____ Moon is visible above the eastern horizon a couple of hours before sunrise.

In the following picture, Sagittarius and Scorpius are above the southern horizon. Where is the ecliptic in the picture

If the Earth's period of rotation were halved, but the period of revolution about the Sun stayed the same,

Choose the correct word(s) that make the statement true. A (lunar, solar) eclipse occurs when the Moon is (new, quarter, gibbous, full) and the ordering of aligned celestial objects is always Sun, Earth, Moon.

If the plane of the Earth's equator were not tilted with respect to the ecliptic plane,

If tonight is a full Moon then in about two weeks it will be a _______ Moon.

A(n) ____ is a set of beliefs that appears to be based on scientific ideas, but which fails to obey the most basic rules of science.

You are located at 40 degrees south latitude on Earth and the northern hemisphere is experiencing winter. Days for you are short whereas nights for you are long.

Earth's projected orbit on the sky is called the _____________.

A total solar eclipse occurred in Wolf Point, Montana, on Feb. 26, 1979. When was (will) an eclipse like this eclipse next (be) visible again in Montana Hint: A Saros is 18 years and 11 1/3 days. Twice a Saros is 36 years 22 2/3 days. Three times a Saros is 56 years 34 days. So the best choice answer of these listed will be late ______.

A dime is 1.8 cm in diameter. Earth's Moon is 3.844 × 1010 cm from Earth and has a diameter of 3.76 × 108 cm. At what distance from your eye would you have to hold a dime so that it has the same angular diameter as the full Moon

Draw the aligned positions of the Sun, Moon, and Earth during a lunar eclipse. Draw the umbra and penumbra. Label all.

Why does the Moon glow coppery red during a total lunar eclipse

The ____ is 18 years and 11 days long.

In China tonight the Moon phase is first quarter, so tonight for you the Moon phase is ______.

The ________ cycle of the phases of the Moon is due to the Moon's spherical shape and the ______ shining on it from different directions.