1) Which planet rotates on its axis from east to west?
Earth Jupiter
Venus Mercury
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2)The minimun distance between the sun and the earth occurs on
December 22 September 22
June 21 January 3
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3)On the day the sun is nearest to the earth, the earth is said to be in
Aphelion Apogee
Perihelion Perigee
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4)The earth is at its maximum distance from the sun on
January 30 July 4
September 22 December 22
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5)The rate of rotation of the earth on its axis is highest on
January 3 July 4
December 22 Never changes
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6)Which of the statements does not prove the sphericity of the earth
If the earth were flat one would come across some sharp edges The sunrise is not visible from all places at the same time
The shadow of the earth at the time of solar eclipse is circular The altitude of the stars from various point on the earth\'s surface varies
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7)What is the International Date Line?
It is the equator It is the 0 degree longitude
It is the 90 degree east longitude It is the 180 degree longitude
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8)The mass of the earth is about ______ times of that of the moon
85 81
83 91
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9)How much of the surface of the moon is visible from the earth
about 59% more than 75%
only about 40% none of these
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10)What is the unit of measurement of distances of the stars from the earth?
fathoms nautical miles
kilometres light year
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11)On the surface of the moon the
mass and weight become less mass remain constant and only the weight is less
only the mass is less mass and weight both remain unchanged
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12) Which comet appears every 76 years ?
Hally's Holme's
Donati'S Alpha centuari
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13)We always see the same face of the moon because -
it is smaller than the moon it revolves on its axis in a direction opposite that of the earth
it takes equal time for revolution around the earth and rotation in its axis it rotates at the same speed as the earth around the sun
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14)When the tide producing forces of the sun and moon act in a straight line complementing each other, it produces
tidal bores neap tides
spring tides normal tides
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15) What is a tidal bore?
A tidal wave resulting from seismic activity A deposit of sand in coastal areas
A formation of polyps just above high tide lavel A high tidal wave moving upstream in the mouth of a river
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