Related Questions
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4
What is the average radius of the Earth?
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The permanent tilt of the Earth's axis and the revolution of the Earth in its orbit together cause
B. Varying lengths of day and night at different times of the year
C. Differences in time between places on different meridians
D. The deflection of winds
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4
The word 'planet' means ____.
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How many of the following statements are true?
1. Mean Solar Day is greater than Sidereal Day approximately by 4 minutes.
2. Earth's rotational velocity is decreasing.
3. Planets are arranged according to their increasing distance from the sun as follo
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4
Outside Antarctica, which is the deepest part of the earth?
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A system of millions and millions of galaxies are called _____.
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Polar Auroras are
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A 'black hole' is a body in space which does not allow any radiation to come out. This property is due to its
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If the Sun dies It will be transformed Into a
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Which planet rotates on its axis from north to south?
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The study of universe on grand scale is called.
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Which planet does take the longest time in completing one revolution around the Sun?
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What part of the moon's surface is never visible from the earth?
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Arrange the Inner Planets in decreasing order of their distances from the Sun.
1. Earth
2. Mercury
3. Venus
4. Mars
5. Neptune
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A leap year consists of
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4
The difference between day and night increases as one moves
C. From tropics to equator
D. From plains to mountains
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Orion and Great Bear stand for ______.
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A celestial body having its own heat and light is called
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An imaginary belt of 12 constellations or group of stars la called
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What is the time difference for every degree of longitude?
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Planet nearest to the earth is _____.
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Speed of the revolution of the earth is___'
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4
Which of the following are the Inner Planets?
1. Mercury
2. Venus
3. Earth
4. Mars
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4
Which is the second largest satellite in the Solar System?
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The atmosphere of Venus contains large quantity of
A. Carbondioxide and sulphuric acid
B. Carbondioxide and nitric acid
C. Nitrogen and sulphuric acid
D. Nitrogen and nitric acid
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4
Equatorial circumference of the Earth is
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What is the direction of rotation of the earth on its axis?
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Sun-rays reaches earth in (approximately)
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On which date is the Earth in 'aphelion'?
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What is the temperature of the sun estimated at approximately?