1. The earth moves two ways. It spins and it moves around the sun. The spinning of the earth is called rotation. It takes the earth about 24 hours, or one day, to make one complete rotation.
2. Every four years, we add an extra day, February 29, to our calendars. These extra days – called leap days – help synchronize our human-created calendars with Earth's orbit around the sun and the actual passing of the seasons. ... Blame Earth's orbit around the sun, which takes approximately 365.25 days.
3. Because whenever the New York City faces the sun, the Philippines is on the other side of the Earth. This is all because of Earth's rotation.
4. Seasons occur because Earth is tilted on its axis relative to the orbital plane, the invisible, flat disc where most objects in the solar system orbit the sun.
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Answer:
1. The earth moves two ways. It spins and it moves around the sun. The spinning of the earth is called rotation. It takes the earth about 24 hours, or one day, to make one complete rotation.
2. Every four years, we add an extra day, February 29, to our calendars. These extra days – called leap days – help synchronize our human-created calendars with Earth's orbit around the sun and the actual passing of the seasons. ... Blame Earth's orbit around the sun, which takes approximately 365.25 days.
3. Because whenever the New York City faces the sun, the Philippines is on the other side of the Earth. This is all because of Earth's rotation.
4. Seasons occur because Earth is tilted on its axis relative to the orbital plane, the invisible, flat disc where most objects in the solar system orbit the sun.