Earth-Sun Relationships
Geography ⇒ Physical Geography
Earth-Sun Relationships starts at 6 and continues till grade 12.
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See sample questions for grade 12
Calculate the difference in the duration of daylight between the equator and the Arctic Circle during the June solstice.
Define 'solstice' and explain its occurrence.
Describe how the tilt of the Earth's axis affects the intensity of solar radiation received at different latitudes.
Describe the changes in the position of the Sun at noon over the year at the Tropic of Cancer.
Describe the impact of Earth's revolution on the apparent movement of constellations in the night sky.
Describe the relationship between the Earth's revolution and the leap year.
Explain the concept of 'solar insolation' and its dependence on the Earth-Sun relationship.
Explain the concept of the 'Circle of Illumination' and its significance in the Earth-Sun relationship.
Explain the term 'apparent movement of the Sun' and its cause.
Explain the term 'solar declination' and its importance in physical geography.
Explain why the duration of day and night is almost equal at the equator throughout the year.
Explain why the polar regions experience six months of daylight and six months of darkness.
Explain why the Southern Hemisphere experiences summer when the Northern Hemisphere experiences winter.
If the Earth's axis were not tilted, what would be the effect on seasons?
State the difference between perihelion and aphelion.
What is the main reason for the occurrence of seasons on Earth?
What is the significance of the International Date Line in relation to the Earth's rotation?
