please help me this is an opened ended question
how does the tilt of earths axis and its movement around the sun play a part in the changing of the seasons in the northern hemisphere?
To understand how the tilt of Earth's axis and its movement around the sun affect the changing of seasons in the northern hemisphere, we need to look at a few key factors and concepts:
1. Tilt of Earth's Axis: The Earth's axis is tilted at an angle of about 23.5 degrees relative to its orbital plane around the sun. This tilt remains constant throughout the year, which means that as Earth orbits the sun, different parts of the planet receive varying amounts of sunlight.
2. Movement around the Sun: Earth follows an elliptical orbit around the sun. During this journey, it takes approximately 365.25 days to complete a full orbit, which we refer to as a year.
3. Angle and Intensity of Sunlight: As Earth goes around the sun, the axis tilt causes the angle and intensity of sunlight received by different parts of the planet to change. When a particular hemisphere tilts towards the sun, it experiences summer, and when it tilts away, it experiences winter.
4. Northern Hemisphere and Seasons: The northern hemisphere experiences opposite seasons compared to the southern hemisphere due to the tilt of Earth's axis. When the northern hemisphere is tilted towards the sun, it receives more direct sunlight, resulting in longer days, higher temperatures, and summer. Conversely, when the northern hemisphere is tilted away from the sun, sunlight spreads out over a larger area, leading to shorter days, lower temperatures, and winter.
To answer your question, the changing seasons in the northern hemisphere are primarily influenced by the tilt of Earth's axis and its movement around the sun. This combination of tilt and orbit causes the angle and intensity of sunlight to vary, resulting in the cycle of spring, summer, autumn, and winter that we experience throughout the year.