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Introduction - The Universe and our Solar System
EduBook Organización
- 2612 visitas
Since ancient times, humans have tried to explain the nature of the Universe. For centuries it was thought that the Earth was a flat surface. People believed that everything in the sky rotated around…
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1. The universe and our planet.pdf
Marisa Galbis Martinez Docente
- 6 lo usan
- 833 visitas
Presentación del Tema 1
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Summaries - The Universe and our Solar System
EduBook Organización
- 2214 visitas
1. The Universe The Universe includes all space and time. In the Universe, there are a lot of stars. Billions of stars together form galaxies. Billions of galaxies form galactic clusters. In addition to…
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Calculate. Distances in the Universe 5
EduBook Organización
- 2015 visitas
If Neptune is located 30 AU (astronomical units) away from the Sun, how many kilometres are there between them? km.
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Seven Minute Universe: What is a Galaxy?
V&V Books Vicens Vives Organización
- 3 lo usan
- 1414 visitas
Our galaxy, the Milky Way, is just one of billions that make up the Universe. In just seven minutes, discover what exactly a galaxy is.
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Calculate. Distances in the Universe 6
EduBook Organización
- 1911 visitas
If the star nearest to the Sun is Alpha Centauri at a distance of 4.3 light years, how many kilometres away is it from the Earth? km.
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Calculate. Distances in the Universe 4
EduBook Organización
- 1837 visitas
If the distance from the Earth to the Moon is 1.25 light seconds, how many kilometres are there between them? km.
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Calculate. Distances in the Universe 3
EduBook Organización
- 1757 visitas
If the distance between the Earth and the Sun is 150000000 km, how many light minutes separate them? min.
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Calculate. Distances in the Universe 2
EduBook Organización
- 1403 visitas
If light travels at 300000 km per second, how far does light travel in one hour? km.
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Calculate. Distances in the Universe 1
EduBook Organización
- 1306 visitas
If light travels at 300000 km per second, how far does light travel in one minute? km.