| You are here: Almanahj Website ⇒ American curriculum ⇒ 5th Grade ⇒ Geology ⇒ Term 1 | ||
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Worksheet about Rotation of earth | ||
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| Subject: Geology | ||
| 5th Grade | ||
| Term 1 | ||
| Year: 2023/2024 | ||
| Size: 174.9KB | ||
| Number of clicks: 162 | ||
| Publish date:November 29, 2023 | ||
| Added by: Eman | ||
| Last download date: 2024-09-12 19:31:36 | By: theodor Vaibhavi | |
| File info: The rotation of the Earth refers to its spinning motion around its axis. The Earth rotates from west to east, completing one full rotation in approximately 24 hours, which defines a day. Here are some key points about the rotation of the Earth: 1. Axis of Rotation: The Earth rotates around an imaginary line called its axis. The axis is an imaginary line that passes through the North Pole and the South Pole. It is tilted with respect to the plane of the Earth's orbit around the Sun, which gives rise to the changing seasons. 2. Direction and Speed: Earth's rotation is counterclockwise when viewed from the North Pole. This means that if you were looking down on the Earth from space above the North Pole, it would appear to be rotating from west to east. The rotational speed of the Earth varies depending on the latitude. Near the equator, the rotational speed is approximately 1,670 kilometers per hour (1,040 miles per hour). The rotational speed gradually decreases towards the poles. 3. Effects of Rotation: The rotation of the Earth has several important effects. It causes the cycle of day and night as different parts of the Earth are exposed to sunlight or in shadow. It also affects the Earth's shape, causing it to bulge slightly at the equator and flatten at the poles. This shape is known as an oblate spheroid. 4. Coriolis Effect: The rotation of the Earth influences the movement of air masses and ocean currents, creating what is known as the Coriolis effect. The Coriolis effect causes moving objects, such as winds or ocean currents, to be deflected to the right in the Northern Hemisphere and to the left in the Southern Hemisphere. This effect plays a significant role in shaping global weather patterns and ocean circulation. 5. Time Zones: The rotation of the Earth is also responsible for the establishment of time zones. As the Earth rotates, different parts of the world experience daylight and darkness at different times. Time zones are defined by the divisions of the Earth's surface into 24 segments, each representing one hour of the day. The rotation of the Earth is a fundamental aspect of our planet's motion and has significant effects on various aspects of our daily lives, including timekeeping, weather patterns, and the shape of the Earth itself. | ||
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