More Questions on Earth
- Q. Latitudes include 181 lines while longitudes are 360 lines because ________
A)Longitude is a line that connects North Pole to South Pole and latitude is divided from east to west
B)Longitude is divided from prime meridian while latitude is from equator
C)Longitude is divided from equator while latitude is from prime meridian
D)None of these
Answer: Longitude is divided from prime meridian while latitude is from equator
- Q. The total surface area of earth is ________
A)710 million sq km
B)510 million sq km
C)610 million sq km
D)810 million sq km
Answer: 510 million sq km
- Q. Geostationary orbit is at a height of ________
A)3600 km
B)6 km
C)1000 km
D)36,000 km
Answer: 36,000 km
- Q. Which star is nearest to the Earth?
A)Pole star
B)Sun
C)Alpha Centauri
D)Chitra
Answer: Sun
- Q. Due to gravity, acceleration at the Equator is
A)Equal to acceleration on poles
B)Less than acceleration on poles
C)More than acceleration on poles
D)Not dependant on the centrifugal acceleration of Earth
Answer: Less than acceleration on poles
- Q. In how much time, Earth rotates once on its axis?
A)23 hours 10 minutes 2 sec
B)23 hours 30 minutes
C)23 hours 56 minutes 4.9 sec
D)24 hours
Answer: 23 hours 56 minutes 4.9 sec
- Q. Tides in the sea have stored in them ________
A)Gravitational potential energy
B)Hydraulic energy
C)Kinetic energy
D)A combination of all the above three forms of energy
Answer: A combination of all the above three forms of energy
- Q. The South Pole experiences continuous light at ________
A)Vernal equinox
B)Summer solstice
C)Winter solstice
D)No time
Answer: Winter solstice
- Q. The approximate diameter of the earth is ________
A)12,800 Km
B)4,200 Km
C)6,400 Km
D)15,600 Km
Answer: 12,800 Km
- Q. Tides are caused by the gravitational pull of the
A)Sun and Moon on the Earth
B)Earth on the Moon
C)Earth on the Sun
D)Moon on the Earth
Answer: Sun and Moon on the Earth
- Q. If the difference in time between, two places were 2 hours and 20 minutes, then the difference in their longitudes would be ________
A)40°
B)30°
C)35°
D)45°
Answer: 35°
- Q. Magnetic Meridian is a
A)Line joining the geographic north and geographic south of Earth
B)Line parallel to the equator of the Earth
C)Latitude
D)Plane passing through the magnetic north and magnetic south of Earth
Answer: Plane passing through the magnetic north and magnetic south of Earth
- Q. What percentage of insolation is received by the earth’s surface?
A)0.66
B)0.47
C)0.51
D)0.87
Answer: 0.47
- Q. The International Date Line makes slight deviation from 180° meridian so that it ________
A)Does not divide a group of islands under the same administration
B)Divides the land masses under the same administration
C)Does not divide the Bering strait
D)Divides the Pacific Ocean into two equal halves
Answer: Does not divide a group of islands under the same administration
- Q. On Monday, the 14th June, a man crosses the International Date Line at 5 p.m. from the Asian side to the American side. Which of the following will he now assume to be the correct date and time?
A)5 a.m. of Monday, the 14th June
B)5 a.m. of Tuesday, the 15th June
C)5 p.m. of Tuesday, the 15th June
D)5 p.m. of Sunday, the 13th June
Answer: 5 p.m. of Sunday, the 13th June
- Q. The acceleration due to gravity at the equator
A)Is equal to that at the poles
B)Is less than that at the poles
C)Is greater than that at the poles
D)Does not depend on the Earth centripetal acceleration
Answer: Is less than that at the poles
- Q. The Mohorovicic (Moho) Discontinuity separates
A)Sima and Nife
B)Outer core and Mantle
C)Inner and Outer core
D)Crust and Mantle
Answer: Crust and Mantle
- Q. The imaginary lines joining places of same height at equal intervals are
A)Spot-heights
B)Hachures
C)Contours
D)Isomers
Answer: Contours
- Q. When it is 12 noon at Greenwich, what is the time at New York (74° W) ?
A)7.04 p.m.
B)4.56 p.m.
C)4.56 a.m.
D)7.04 a.m.
Answer: 7.04 a.m.
- Q. Heat received by earth from the Sun is known as ________
A)Solar radiation
B)Insolation
C)Solar heat
D)Thermal radiation
Answer: Solar radiation
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