A leap year is a year that has 366 days instead of the usual 365, with an extra day added to February (February 29). This adjustment occurs every four years to account for the additional 0.25 days in the Earth’s ...
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If the Earth did not rotate, one side would constantly face the Sun, experiencing perpetual daylight and extreme heat, while the opposite side would remain in darkness, leading to freezing temperatures. This would create extreme environmental conditions, disrupting ecosystems and ...
Earth Day is celebrated annually on April 22. The day is dedicated to promoting environmental awareness and encouraging actions to protect the planet. Initiated in 1970, Earth Day focuses on educating people about environmental issues, advocating for sustainable practices, and ...
The circle of illumination is the dividing line on Earth that separates the daylit side from the night side. It represents the boundary between areas receiving sunlight and those in darkness. This circle constantly shifts due to the Earth’s rotation, ...
The orbital plane of the Earth is the flat, two-dimensional surface on which Earth’s elliptical orbit around the Sun lies. This plane is known as the ecliptic plane. The Earth’s axis is tilted at about 23.5 degrees relative to this ...