Description : When the earth is at the maximum distance from the Sun, it is called– (1) Aphelion (2) Perihelion (3) Equinox (4) Sidereal
Last Answer : (1) Aphelion Explanation: Aphelion is the point in the path of a celestial body (as a planet) that is farthest from the sun. Its opposite is Perihelion which is the point on its orbit when the Earth is closest to the sun.
Description : What is the position of the Earth when it is at the greatest distance from the sun ? (1) Aphelion (2) Antipode (3) Perihelion (4) Aldiate
Last Answer : Aphelion
Description : The position of earth in its orbit, when it is at its greatest distance from the sun causing northern summer is called ------? A. Aphelion (Answer) B. Perihelion C. Perigee D. Apogee E. None of these
Last Answer : A. Aphelion (Answer)
Description : What is the position of the Earth when it is at the greatest distance from the sun? (1) Aphelion (2) Antipode (3) Perihelion (4) Aldiate
Last Answer : (1) Aphelion Explanation: The Earth is farthest away from the Sun, at the aphelion point, two weeks after the June Solstice, when the Northern Hemisphere is enjoying warm summer months. ... perihelion, about two weeks after the December Solstice, when it is winter in the Northern Hemisphere.
Description : What is it called when the Earth is closest to the sun -------? A. Aphelion B. Perihelion (Answer) C. Apoapsis D. Periapsis
Last Answer : B. Perihelion (Answer)
Description : A satellite of mass m orbits the earth in an elliptical orbit having aphelion distance `r_(a)` and perihelion distance `r_(p)`. The period of the orbi
Last Answer : A satellite of mass m orbits the earth in an elliptical orbit having aphelion distance `r_(a)` and perihelion distance ... r_(p)) sqrt(r_(a)r_(p)))/T`
Description : When does the moon come between the Sun and earth? (1) Lunar eclipse (2) Solar eclipse (3) Sidereal day (4) Full moon day
Last Answer : Solar eclipse
Description : What is an asteroid's period if it has a perihelion distance of 1.7 AU and an aphelion distance of 4.1 AU?
Last Answer : You can calculate this using Kepler's Third Law, by comparingthe average of those two numbers with Earth's distance from theSun.
Description : Equinox occurs when the sun is vertically above _____ (1) Tropic of Capricorn (2) Tropic of Cancer (3) Poles (4) Equator
Last Answer : Equator
Description : An Equinox is when: (1) Day and night are of equal length (2) Day is of the shortest duration during the year (3) Day is of the longest duration in the year (4) Day when maximum rainfall of the year occurs
Last Answer : Day and night are of equal length
Description : On which date the earth is at the least distance from the sun (Perihelion)?
Last Answer : January 3rd
Description : Suppose if we measure the time lapse between the two Sunsets by sitting in the beach, from this we can estimate (1) The distance between the sun and the earth (2) The depth of the ocean (3) The radius of the earth (4) The radius of the sun
Last Answer : The radius of the earth
Description : Pluto has mean diameter of 2,300 km and very eccentric orbit (oval shaped) around the Sun, with a perihelion (nearest) distance of 4.4 × 10^9 km
Last Answer : Pluto has mean diameter of 2,300 km and very eccentric orbit (oval shaped) around the Sun, ... Assume that distance from the Sun can be neglected.
Last Answer : (2) Solar eclipse Explanation: As seen from the Earth, a solar eclipse occurs when the Moon passes between the Sun and Earth, and the Moon fully or partially blocks the Sun. This can happen only ... is fully obscured by the Moon. In partial and annular eclipses only part of the Sun is obscured.
Description : The tides in the sea are primarily due to (1) the atmospheric effect of the Earth (2) the gravitational effect of Venus on the Earth (3) the gravitational effect of the Sun on the Earth (4) the gravitational effect of the Moon on the Earth
Last Answer : the gravitational effect of the Moon on the Earth
Description : Tides in the sea are caused by (1) effect of Sun (2) effect of Moon (3) eombined effect of Moon and Sun (4) gravitational force of Earth and Sun
Last Answer : eombined effect of Moon and Sun
Description : Tides are caused by the gravitational pull of the (1) Earth on the Moon (2) Earth on the Sun (3) Sun and Moon on the Earth (4) Moon on the Earth
Last Answer : Sun and Moon on the Earth
Description : Solar eclipse occurs when (1) the Moon does not lie on the line joining the Sun and the Earth (2) the Moon comes between the Sun and the Earth (3) the Sun comes between the Moon and the Earth (4) the Earth comes between the Moon and the Sun
Last Answer : the Moon comes between the Sun and the Earth
Description : Why are winters more severe in Southern Hemisphere than in Northern Hemisphere? (1) Earth is titled towards the sun in the Northern Hemisphere (2) Northern Hemisphere receives more sunlight (3) Because of more iceberg activity in Southern Hemisphere (4) Southern Hemisphere is less inhabited
Last Answer : Earth is titled towards the sun in the Northern Hemisphere
Description : When does solar eclipse take place ? (1) When the sun is between the moon and earth (2) When the earth is between the moon and sun (3) When the moon is between the sun and earth (4) When the moon does not lie on the line joining the sun and earth
Last Answer : When the moon is between the sun and earth
Description : The planet nearest to the Sun is : (1) Earth (2) Mercury (3) Mars (4) Venus
Last Answer : Mercury
Description : Which is the second nearest star to the Earth after the Sun? (1) Vega (2) Sirius (3) Proxima Centauri (4) Alpha Centauri
Last Answer : Proxima Centaur
Description : The light from the Sun reaches the Earth in about— (1) 8 seconds (2) 8 minutes (3) 10 seconds (4) 10 minutes
Last Answer : 8 minutes
Description : The asteroids revolve round the Sun in between : (1) Earth and Mars (2) Mars and Jupiter (3) Jupiter and Saturn (4) Saturn and Uranus
Last Answer : Mars and Jupiter
Description : The term ‘equinox’ means – (1) The path which the Earth takes around the Sun (2) The axis of the Earth around which it rotates (3) When the day and night are of equal duration (4) The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon
Last Answer : (3) When the day and night are of equal duration Explanation: The name "equinox" is derived from the Latin aequus (equal) and nox (night), because around the equinox, the night and day have ... The term equinox can also be used in a broader sense, meaning the date when such a passage happens.
Description : The term ‘equinox’ means (1) The path which the Earth takes around the Sun (2) The axis of the Earth around which it rotates (3) When the day and night are of equal duration (4) The time when the Sun seems to be going round and round in the sky in the Arctic but does not go below the horizon
Last Answer : When the day and night are of equal duration
Description : The latitude of a place is expressed by its angular distance in relation to— (1) Equator (2) South Pole (3) Axis of the Earth (4) North Pole
Description : Stars twinkle but planets do not twinkle because (1) they emit light of a constant intensity (2) their distance from the earth does not change with time (3) they are very far away from ... and hence we receive a greater amount of light and therefore minor variations in intensity are not noticeable
Last Answer : they are nearer to the earth and hence we receive a greater amount of light and therefore minor variations in intensity are not noticeable
Description : The outermost layer of sun is called (1) Lithosphere (2) Chromosphere (3) Photosphere (4) Corona
Last Answer : Corona
Description : The outermost layer of the Sun is called (1) Chromosphere (2) Photosphere (3) Corona (4) Lithosphere
Description : What is meant by the term “midnight sun” ? (1) Twilight (2) Rising Sun (3) Very bright moon (4) Sun shining in the polar circle for long time
Last Answer : Sun shining in the polar circle for long time
Description : Source of energy in ecosystem is (1) Sun (2) Green plants (3) Sugar produced in photosynthesis (4) ATP
Last Answer : Sun
Description : Airmass near to the earth’s surface is warmer because it (1) radiates heat (2) contains dust particles (3) is warmed by terrestrial radiation (4) is far from the sun
Last Answer : is warmed by terrestrial radiation
Description : Troposphere is the hottest part of the atmosphere because (1) it is closest to the Sun (2) there are charged particles in it (3) it is heated by the Earth’s surface (4) heat is generated in it
Last Answer : it is heated by the Earth’s surface
Description : Storms of gases are visible in the chromosphere of the Sun during (1) Cyclones (2) Anticyclones (3) Lunar eclipse (4) Solar eclipse
Description : Why is the South Pole colder than the North Pole ? (1) High altitude (2) More rainfall (3) Strong winds (4) Away from the sun
Last Answer : High altitude
Description : The temperature of water at the bottom of a large waterfall is higher than that of the water at the top. because (1) the falling water absorbs heat from the Sun. (2) the water at the bottom has greater ... of the falling water is converted into heat. (4) rocks on the bed of the river give out heat.
Last Answer : the kinetic energy of the falling water is converted into heat.
Description : If a star is bigger than Sun, but not more than twice as big, it will turn into a _______. (1) Pulsar (2) Maxima (3) Avenger (4) Discover
Last Answer : Pulsar
Description : When does the sun shine vertically on the Equator ? (1) Throughout the year (2) For six months (3) Twice a year (4) Once a year
Last Answer : Twice a year
Description : Which of the following Scientist proved that the path of each planet around the Sun is elliptical? (1) Kepler (2) Galileo (3) Newton (4) Copernicus
Last Answer : Kepler
Description : The total number of planets revolving around the sun is (1) Five (2) Eight (3) Seven (4) Six
Last Answer : Eight
Description : When the moon completely covers the sun, it is known as (1) the Antumbra (2) the Umbra (3) the Penumbra (4) None of these
Last Answer : the Umbra
Description : Light from the Sun reaches us in nearly (1) 8 min (2) 2 min (3) 6 min (4) 4 min
Last Answer : 8 min
Description : The planet that takes 88 days to make one revolution of the sun is : (1) Mercury (2) Saturn (3) Jupiter (4) Mars
Description : The surface temperature of the sun is estimated as (1) 6000 °C (2) 12000 °C (3) 18000 °C (4) 24000 °C
Last Answer : 6000 °C
Description : Which amidst the following planets has its orbit closest to Sun ? (1) Venus (2) Mars (3) Jupiter (4) Uranus
Last Answer : Venus
Description : Where is the noon sun at the zenith on the vernal equinox?
Last Answer : Feel Free to Answer
Description : Equinox occurs when the sun is vertically above ______. (1) Tropic of Capricorn (2) Tropic of Cancer (3) Poles (4) Equator
Last Answer : (4) Equator Explanation: An equinox is an astronomical event in which the plane of Earth's equator passes through the center of the Sun, which occurs twice each year, around 20 March and 23 ... equatorial line. On an equinox, day and night are of approximately equal duration all over the planet.
Description : What is meant by “Equinox”? A. The longest day B. The shortest day C. The sun-month long day D. Equal duration of day and night (Answer)
Last Answer : D. Equal duration of day and night (Answer)
Description : The climatic zones are classified on the basis of (1) distance from the equator (2) elevation (3) rainfall (4) distance from the sea
Last Answer : rainfall