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Draft:Dione/Quiz

From Wikiversity
This image of Dione was acquired by the Cassini spacecraft narrow-angle camera. Credit: NASA/JPL.

Dione is a lecture about a spheroidal astronomical object in orbit around Saturn.

This is a quiz based on the lecture.

Your are free to take this quiz at any time.

To improve your score, study the lecture and its links: See also, External links.

Suggestion: Have the lecture available in a separate window.

Take the quiz as often as needed to improve your score, increase your familiarity with the subject, and improve your test-taking skills.

Enjoy learning by doing!

Quiz

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1 Yes or No, Dione orbits Saturn at roughly the same distance as our own moon orbits Earth.

Yes
No

2 Complete the text:

Match up the blue object with the possibilities below:
Sun - H
Mercury - I
Venus - J
Earth - K
Meteorite on Mars - L
Pallas - M
Comet Holmes - N
Europa - O
Io - P
Saturn - Q
Enceladus - R
Tethys - S
Titan - T
Neptune - U
Abell 370 - V
SN 1987A - W
Crab Nebula - X

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File:Blueberrysun friedman 1296.jpg

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3 Yes or No, The tiny moon Dione is a mere 700 miles wide and appears to be a thick, pockmarked layer of water ice surrounding a smaller rock core.

Yes
No

4 True or False, As it orbits Saturn every 2.7 days, Dione is bombarded by charged particles (ions) emanating from Saturn’s very strong magnetosphere.

TRUE
FALSE

5 Yes or No, The lighter-colored leading hemisphere of Dione is coated with icy dust from Saturn's E-ring, formed from tiny particles ejected from Enceladus' south pole.

Yes
No

6 Complete the text:

Match up the letter of the spherical object with each of the possibilities below:
Sun - A
Mercury - B
Venus - C
Earth - D
Moon - E
Mars - F
Ceres - G
Jupiter - H
Callisto - I
Europa - J
Ganymede - K
Io - L
Enceladus - M
Titan - N
Uranus - O
Titania - P
Neptune - Q
Triton - R
Pluto - S

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7 Yes or No, The largest crater on Dione is less than 100 kilometers (62 miles) in diameter and shows a well-developed central peak.

Yes
No

8 Which of the following are associated with hydrocarbons?

liquid lakes on Titan
petroleum deposits on Earth
methane in the atmosphere of Uranus
Dione
atmosphere of Neptune
an H II region

9 Yes or No, Sinuous valleys probably formed by faults breaking the moon's icy crust.

Yes
No

10 A sensor aboard the Cassini spacecraft called the Cassini Plasma Spectrometer (CAPS) detected

ions in Dione’s wake during a flyby of the moon in 2010.


Hypotheses

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Main resource: Hypotheses
  1. Dione has a frozen surface because it traveled with Saturn from its original or earlier position.

See also

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{{Geology resources}}

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