29. What is the approximate orbital period of the Galilean moon that has the sma
ID: 270150 • Letter: 2
Question
29. What is the approximate orbital period of the Galilean moon that has the smallest orbit? (in units o B) 1.7 f Earth days) A)3.8 C) 0.4 D) 9.7 30. Which basic units were used to calculate the mass of Jupiter using Kepler's third law of orbital motion? A) A.U. and earth years B) light years and earth years C) parsecs and earth hours D) A.U. and earth hours 31. What is the I.A.U. designation for the CSI observatory? 32. Based on their visual aspects, which of the following appears 33. Which of the following lunar features is a Mare? 34. Which of the following can be seen in the hallway outside A)298 B)987 C)314 D) 294 to be the oldest lunar crater? A) Kepler B) Copernicus C) Tycho D) Clavius A) Kepler B) Hadley C) Imbrium D) Copernicus this room? A) meteors B) meteorites C) meteoroids D) asteroids 35. What is the approximate radius of lo's orbit, expressed in J.D's.? A) 1.95 B) 4.85 C) 2.95 D) 6.2 36. Which two kinds of rock are formed from quick cooling of lava A) granite and mica B) pumice and obsidian 37. What is the color of the most vivid color seen in the 38. What is a typical wavelength of yellow light (in nm)? C) sandstone and shale D) marble and limestone spectrum of hydrogen? A) green B) blue C) violet D) red A) 270 B) 550 G)790 D) 410 39. What kind of spectrum is produced in a 75 watt "Edison" type conventional light bulb? A) emission B) absorption C) continuous D) green body 40. How is the characteristic number of sides of a quartz crystal? A)4 B) 8 C)6 D) 2 41. Which of the following properties of a mineral is NOT revealed by vision alone? 42. Which of the following are the more basic components of matter? A) texture B) density C) luster D) color A) minerals B) atoms C) rocks D) compounds 43. What is the source of most sedimentary rock? A) the Big Bang B) massive ancient stars C) bodies of water D) MoonExplanation / Answer
29. Galilean moons refers to satellites of Jupiter. They are
Lo is having the lowest orbital period. That is 1.7
30. Using third keplers law, the mass of Jupiter was calculated. The parameters used are
31. IAU designation of CSI observatory is 294.
The CSI observatory is a member of International Astronomical Union and Comet Tracking Observatory.
32. The oldest lunar crater is Copernicus which is sampled by Apollo 12 astronauts and identified as 800 million years old through radioactive dating.
33. Imbrium lunar feature is a mare.
34. Asteriods
35.
36. Mica and granite are formed by cooling of lava. They are called as igneous rocks.
38. Wavelength of yellow light is between 550-590nm. So suitable answer is 550nm.
39. The conventional light bulb emits continuous spectrum.
40. Quartz is having 6 sides which is composed of Si and Oxygen.
41. Density is the property which cannot be visually assessed.
42. Basic components of matter is atom.
43.Sedimentary rocks are formed from bodies of water such as river, lake, which settles the sediment.
Related Questions
drjack9650@gmail.com
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.