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Question
What are the effects of revolution?
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Solution
(a) Due to the revolution, the length of days and nights varies at a place at different times of the year.
(b) Revolution causes a change of seasons.
(c) It helps in the location of Tropic of Cancer and Tropic of Capricorn due to the fact that Sun rays fall vertical here.
(d) The altitude of the mid-day Sun changes.
(e) It gives us a measure of time for one year.
(f) Poles have days and nights of 6 months duration.
(g) It determines the distribution of solar energy on Earth.
RELATED QUESTIONS
Name the two chief motions of the earth.
State two chief characteristics of the revolution of the earth.
Draw a well labelled diagram to show changes in the altitude of the midday sun at different times of the year.
Name the two movements of the Earth.
How much time does the Earth take for one revolution?
How is that the opposite seasons are found in Australia and India?
Account for the unequal length of day and night.
Distinguish between the following pair :
Summer Solstice and Winter Solstice.
Distinguish between the following pair :
Solstice and Equinoxes
What do you understand by aphelion?
