Planets & Minor Members of the Solar System

Most meteor showers are associated with the orbits of _______.

What characteristic distinguishes Neptune from other planets?

Based on the 3rd law of planetary motion, the period of revolution is related to the planet's?

Earth is closest to the sun at a point called ________________.

Kepler founded his laws of planetary motion by studying the orbit of what planet?

The small particles that streak across the sky from Earth's atmosphere are called?

Model once believed by scientists that the Earth was the center of the solar system?

The Jovian planets contain a large percentage of the gases _________  and _________.

Halley's comet is scheduled to return about the year....

Which planet is hottest and why?

Which planet is associated with the Great Dark Spot?

Comets with long orbital periods originate from what region?

Which planets axis of rotation lies nearly parallel with the plane of its orbit?

Planet X is 4 AU from the Sun. What would the approximate period be of that planet?

In the following diagram, the eccentricity of planet D would most likely be....?

Which scientist discovered that Venus has phases just like the moon?

Planet whose density is less than 1 (density of water) and would float in a huge ocean?

Solar wind is associated with what layer of the sun?

Planet MOST like moon because it is heavily cratered and no atmosphere?

The true shape of planetary orbits was discovered by ________________.

A new comet from the Oort cloud will arrive in 2027. What is it's most likely eccentricity?

The glowing head of a comet is known as the _________________.

The planet with the greatest temperature extremes is _________________.

The image is a representation of Keper's _____________ Law.

The asteroid belt is located between the planets  _____________ and ____________.

Orbital speed ________________ with distance.