universe & solar system section 13 MCQ Questions & Answers Detailed Explanation
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The following question based on Universe, solar system and Astronomy topic of indian geography mcq
(a) 4,000° Celsius
(b) None of these
(c) 5,000° Celsius
(d) 6,000° Celsius
The correct answers to the above question in:
Answer: (d)
These measurements confirm geophysical models that say that the temperature difference between the solid core and the mantle above must be at least 1,500° C to explain why the earth has a magnetic field.
The research team, which was led by Agnes Dewaele from the CEA, a French technological research organization, used X-rays from the European Synchrotron Radiation Facility (ESRF) in Grenoble, France, as a key investigating tool.
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Read more universe solar system astronomy Based Indian Geography Questions and Answers
Question : 1
Unlike other Meridians International Date Line is drawn zigzag in order to
a) adjust the day in calendar while sailing from east to west and vice versa
b) make 180°E and 180°W coterminous
c) facilitate the sailors to adjust time in their watch
d) permit certain land areas and groups of islands to have the same calendar day
Answer »Answer: (d)
The International Date line is an imaginary line which go through the North pole to the South pole. It is 180º away from the Greenwich Meridian.
Question : 2
How much is the approximate time gap between two successive high tides ?
a) 11.5 hours
b) 12.5 hours
c) 9 hours
d) 6 hours
Answer »Answer: (b)
Question : 3
Consider the following statements regarding asteroids.
- Asteroids are rocky debris of varying sizes orbiting the Sun.
- Most of the asteroids are small but some have diameter as large and 1000 km.
- The orbit of asteroids lies between the orbits of Jupiter and Saturn.
a) 1 and 2 are correct
b) 1 and 3 are correct
c) 2 and 3 are correct
d) 1, 2 and 3 are correct
Answer »Answer: (a)
Question : 4
Which one of the following is the largest satellite in the solar system?
a) Europa
b) Triton
c) Titan
d) Ganymede
Answer »Answer: (d)
Ganymede is the largest satellite in the solar system. Ganymede is a satellite of Jupiter and the largest moon in the Solar System.
It is the seventh moon and third Galilean satellite outward from Jupiter. Completing an orbit in roughly seven days, Ganymede participates in a 1:2:4 orbital resonance with the moons Europa and Io, respectively.
It has a diameter of 5,268 km (3,273 mi), 8% larger than that of the planet Mercury, but has only 45% of the latter’s mass.
Question : 5
The color of the star is an indication of its
a) Temperature
b) Luminosity
c) Distance from the sun
d) Distance from the earth
Answer »Answer: (a)
The color of the star is an indication of its temperature. The glowing is caused by something called Black-Body radiation, which has to do with the heat energy trying to radiate away in more and more energetic wavelengths.
Red stars are relatively cool at only a few thousand degrees Celsius, white stars are hot at about ten thousand degrees, and blue stars are the hottest.
Question : 6
Match List-I with List-II and select the correct answer from the codes given below the list:
List I | List II |
A. Planet | 1. Moon |
B. Satellite | 2. Uranus |
C. Comet | 3. Mariner |
D. Artificial satellite | 4. Halley |
a) 4 3 1 2
b) 2 1 3 4
c) 1 2 3 4
d) 2 1 4 3
Answer »Answer: (d)
- Uranus is a planet.
- Moon is a satellite.
- Halley is a comet.
- Mariner is an artificial satellite.
The Mariner program was a program conducted by the American space agency NASA in conjunction with Jet Propulsion Laboratory (JPL) that launched a series of robotic interplanetary probes designed to investigate Mars, Venus and Mercury from 1962 to 1973.
The program included a number of firsts, including the first planetary flyby, the first pictures from another planet, the first planetary orbiter, and the first gravity assist manoeuvre.
GET Universe, solar system and Astronomy PRACTICE TEST EXERCISES
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universe & solar system section 2
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universe & solar system section 13
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