| You are here: Almanahj Website ⇒ American curriculum ⇒ 10th Grade ⇒ Geology ⇒ Term 1 | ||
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Worksheet about Earths Place in the Universe | ||
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| Subject: Geology | ||
| 10th Grade | ||
| Term 1 | ||
| Year: 2023/2024 | ||
| Size: 282.8KB | ||
| Number of clicks: 200 | ||
| Publish date:December 04, 2023 | ||
| Added by: Eman | ||
| Last download date: 2024-09-13 07:46:48 | By: theodor kpatric4 | |
| File info: Earth's place in the universe is both vast and humbling. Here are some key aspects of Earth's position in the grand scheme of the cosmos: 1. Solar System: Earth is located within the solar system, a collection of celestial bodies that orbit around the Sun. It is the third planet from the Sun, following Mercury and Venus. The solar system also includes other planets, such as Mars, Jupiter, Saturn, and beyond, as well as smaller bodies such as asteroids and comets. 2. Milky Way Galaxy: Earth resides within the Milky Way galaxy, a vast rotating disk of stars, gas, and dust. The Milky Way is estimated to contain hundreds of billions of stars. Our solar system is located in one of the galaxy's spiral arms, known as the Orion Arm or Local Spur. The Milky Way is just one of billions of galaxies in the observable universe. 3. Local Group: The Milky Way is part of a cluster of galaxies known as the Local Group. The Local Group comprises more than 54 galaxies, including the Andromeda Galaxy, the Triangulum Galaxy, and numerous dwarf galaxies. These galaxies are gravitationally bound and move together through space. 4. Cosmic Web: On larger scales, the universe is structured in a vast cosmic web of filaments and voids. These structures form due to the distribution of matter and the force of gravity. Earth is a tiny speck within this intricate cosmic web, with countless galaxies occupying the filaments and surrounding voids. 5. Observable Universe: The observable universe is the portion of the universe that we can potentially observe given the finite speed of light. It is estimated to have a diameter of about 93 billion light-years, meaning that light from the farthest reaches of the observable universe has taken around 93 billion years to reach us. While Earth may seem small and insignificant in the context of the universe's vastness, it is our home, the birthplace of life as we know it. Earth's unique conditions and the presence of liquid water have allowed for the development and flourishing of a diverse array of life forms. It is a reminder of the extraordinary nature of our existence and the interconnectedness of all things in the universe. | ||
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