Holt Earth Science Chapter 28 The Moon

The idea that the moon was formed when a large object collided with Earth is called what?

What word comes from the Latin word "luna" and refers to any feature of the moon?

During each new-moon phase, the moon is always positioned where?

Why does the moon appear to rise and set at Earth's horizon?

What are the waxing phases of the moon?

What is the name of the dark, smooth areas of the moon that reflect less light than others?

Most of the moon's craters formed about 4 billion years ago when the moon was struck by what?

When the illuminated portion of the moon is increasing, the moon is described as what?

An event in which the shadow of one celestial body falls on another is called what?

What is the name of the theory that a Mars-sized body struck Earth and a piece became the moon?

The moon looks as it did 3 billion years ago because why?

What is the outer part of the shadow in an eclipse called, where sunlight is partially blocked?

This is when the moon passes between Earth and the sun, and the moon's shadow falls on Earth?

When the illuminated portion of the moon appears to decrease in size, the moon is said to be?

What happens when one celestial body passes through the shadow of another celestial body?

What is the surface layer of the moon called?

What is the name of a natural or artificial body that orbits a larger body?

What makes the moon shine?

Long, narrow elevations of rock that rise out of the moon's surface and through the maria are?

What is the inner, cone-shaped part of the shadow in an eclipse called (sunlight blocked out).

A natural body that revolves around another natural body that has a larger mass is called what?

Chunks of Earth's what were ejected into orbit when a Mars-sized body collided with our planet?

From where do astronomers think lunar rilles originated?

When sunlight is reflected off Earth and then off the moon, it is called what?

What caused the crust on the far side to be thicker than the crust of the near side?

What is the name of the phase in which the entire side of the moon in illuminated by the sun?

This was formed over billions of years as meteorites crushed the surface of the moon into dust.

In what phase of the moon, does the near side appear dark, with no visible illuminated area?

How does the absence of an atmosphere affect the moon's surface?

What are the waning phases of the moon?

A change in the illuminated area of one celestial body as seen from another is called what?

Fine-grained rocks from the maria that contain titanium, magnesium, and iron are called?

These two factors cause the moon to rise and set 50 minutes later each night.

Where on the moon do light-colored, coarse-grained anorthosites come from?

The side of the moon that always faces Earth, and its counterpart are called what respectively?

What is the length of time that passes between one new moon and the next?

How are lunar rocks similar to rocks on Earth?

The point at which the moon is farthest from the Earth is called what?

This rock is found in the highlands and the maria and formed when meteorites struck the moon.

Why does the moon have no atmosphere?

The moon's non-uniform rotation indicates what?

When the last bits of the sun's light are visible just before a total eclipse.

Tides on Earth are caused by what?

A phase is the change in the illuminated area of what?

What is a bowl shaped depression that forms on the surface when struck by something else?