Exam 17: The Atmosphere

The seriousness of an asteroid collision is gauged by the ______________ scale.

Which of the following is believed to have caused the extinction of the dinosaurs on Earth?

______________ is the largest known asteroid.

The local solar time at 75°W is 12:00 noon. What is the longitude of an observer who sees the full moon on her meridian at this time?

A solar eclipse occurs at or near the time of a

A huge bull's-eye formation is a distinctive feature of Jupiter's moon ______________.

It is 12:00 noon local solar time at 75°W. The date is March 21. At which of the following longitudes would an observer be able to see the last-quarter moon rising?

The last-quarter Moon rises approximately at

A large volume of the solar system's space is occupied by

Probably the best-known comet is ______________ Comet.

A high tide is occurring at Charleston, South Carolina (24°W, 43°N). Which listed longitude is experiencing a low tide occurring?

During the 7-3/8 days between the new and first-quarter phases, the Moon is called a(n) ______________ moon.

Comets are composed of ______________ and ______________.

The first-quarter Moon sets at approximately

When the Moon rises at approximately 12 noon, it is in the ______________ phase.

______________ is the only moon in the solar system to have retrograde motion.

Pulverized rock is believed to make up the Moon's

When a meteoroid enters Earth's atmosphere, it is called a(n) ______________.

A lunar eclipse occurs when the Moon is in the ______________ phase.

Spring tides occur close to the time of ______________ moon.