Exam 7: Our Planetary System

Which is the densest planet in the solar system?

In what way is Pluto more like a comet than a planet?

The planet Uranus held a special place in the mythology of the ancient Romans.

Which of the following is farthest from the Sun?

Which of the following is not an advantage of spacecraft flybys over ground-based telescope observations?

Which of the following statements about the recently-discovered object Eris is not true?

All the planets in the solar system have at least one moon.

The jovian planets have no solid surface.

Consider the following statement: "Rocky asteroids are found primarily in the asteroid belt and Kuiper belt while icy comets are found primarily in the Oort cloud." What's wrong with this statement?

Compared to the distance between Earth and Mars,the distance between Jupiter and Saturn is

Mars has two moons that are most similar in character to

For the following questions,classify the spacecraft in one of these categories: -visited all four giant planets between 1979 and 1989

Choose from the spacecraft below for the following questions: -has been collecting high-resolution images of Jupiter and its moons since 1995

For the following questions,classify the spacecraft in one of these categories: -mapped most of the surface of Venus with radar observations from Venusian orbit

For the following questions,classify the spacecraft in one of these categories: -carried the first humans to the Moon on July 20,1969

Which moons are sometimes called the Galilean moons?

Why was it advantageous for the Voyager mission to consist of flybys rather than orbiters?

Which of the following statements about the asteroid belt is not true?

The planet in our solar system with the highest average surface temperature is

In the 1800s,many people assumed that Venus would have tropical temperatures,but instead it is very hot.Explain why tropical temperatures would have made sense given what was known in the 1800s,and why Venus instead turns out to be very hot.