The dashed boundaries between time zones are how many degrees of longitude apart?

The revolution of the moon around Earth results in __.

The moon's rotation period is the same as its __.

The moon's orbit is tilted ____ degrees from Earth's orbital plane of the sun.

What is the phase of the moon when it is not visible from Earth?

How many days does it take for the moon to complete one revolution around Earth?

Which phase of the moon occurs approximately 14 days after the new moon?

What is the phase of the moon when it is halfway between full and new?

What is the main cause of tides on Earth?

A solar eclipse can only be observed at one location on Earth for up to how many minutes?

What is the duration of a total lunar eclipse?

During a total lunar eclipse, the moon is completely covered by Earth's shadow, known as the ______.

In a partial lunar eclipse, only part of the moon is visible because it is partly in Earth's shadow. This shadow is called the ______.

What is the term for the darkest part of the shadow during an eclipse?

What is the phase of the moon during a solar eclipse?

With respect to the diagram, which statement is true?

If the moon were to move closer to Earth, the gravitational pull on the Earth would (1) increase (2) decrease (3) remain the same.

Which of the following events occurs during a solar eclipse?

If a full moon occurs on November 1, the next full moon phase will occur about

In the open ocean, a bulge of water two to three feet high that follows the moon’s movement around Earth is a

A high tide occurs at Boston on a certain day at 3 p.m. The next high tide may be expected to occur at

During which event does our moon receive the least amount of sunlight?