General Physica...

The mean distance from the Sun to the Earth is called a/an _____________.

Which one of the following planets is smaller in size than the Earth?

How much of a time period $${15}^{o}$$ of longitudes account for?

Which one of the following is the difference in local time between the places located at  $${165}^{o}$$ East and $${165}^{o}$$ West?

Which of the following is not correctly matched?

Consider the following statements:
(1) International Date Line is drawn zigzag to avoid landmass.
(2) International Date Line is $${180}^{o}$$ West as $${180}^{o}$$ East of Greenwich.
(3) A ship sailing Westward from Greenwich day when crossing International Date Line would put back the date by a day.
Which of the statements given above is/are correct?

If there are four places on the same meridian $$500km$$ apart and the local time at one place is 12:00 noon, what will be the time at the three other places?

Which one among the following processes is not part of a chemical weathering?

$${28.38}^{o}$$ North and $${77.12}^{o}$$ East are the respective latitude and longitude of which one of the following places?

21st June is the longest day of the year for those living in the Northern hemisphere. What is the shortest day of the year for those living in the Southern hemisphere?