𝙔𝙚𝙖𝙧

The correct answer is: To keep the calendar year synchronized with the tropical year.

The correct answer is: To keep the calendar year synchronized with the solar year.

The correct answer is: Because of the slow movement of the perihelion points of Earth's orbit.

<p>The correct answer is Milankovitch cycles.</p> Signup and view all the answers

<p>Aligns the calendar with the solar year</p> Signup and view all the answers

<p>Light-year</p> Signup and view all the answers

<p>Changes in Earth's tilt and orbit</p> Signup and view all the answers

<p>The correct answer is: To account for the discrepancy between the solar year and the calendar year.</p> Signup and view all the answers

<p>Due to complex interactions in the Earth-Moon-Sun system and gravitational forces from other bodies.</p> Signup and view all the answers

<p>To correct minor discrepancies in the calendar</p> Signup and view all the answers