Saturday, February 4, 2012

Rotation & Revolution

Vocabulary

1. Rotation- Rotacion: Earth spins on its axis.



























2. Revolution- Revolucion: Earth's movement around the Sun.



















3. Hemispheres- Hemisferios: Half of the Earth.
























4. Ellipse- Elipse: The shape of Earth's orbit.

















5. Axis- Eje: An imaginary line through the middle of the Earth.
























6. Equator- Ecuador: A line in the middle of the Earth.



























7. Tilt- Inclinar: Not straight.























8. Orbit- Orbita: The path that Earth takes in order to go around the Sun.


















9. Polaris- Polaris: Also known as the North Star, Earth's axis is always pointing at this star.






















10. Time Zones- Zonas Horarias: Divides Earth into lines of longitude.


















Summary

The Earth rotates on its axis counter-clockwise every 24 hours. Earth's revolution around the Sun takes 365 days or one year. The shape of Earth's orbit is an ellipse, which means is oval. The equator is a line in the middle of the Earth. There are two main hemispheres, Northern and Southern Hemispheres. The Earth is tilted 23.5° and its axis is always pointing at the very important star, Polaris which is also known as the North Star. There are 24 time zones on Earth that are divided by the lines of longitude. 


Video





Critical Thinking

The Earth is affected by revolution in many different ways. The Earth takes 365 days to revolve around the Sun one complete time, during this time the Earth experiences a variation of things. Summer and Winter Solstices, Fall and Spring Equinoxes are different seasons the Earth experiences throughout its journey. Direct sunlight in the Northern Hemisphere means its Summer and Winter on the Southern Hemisphere while it gets indirect sunlight. The lunar revolution causes Neap and Spring Tides. During Neap Tide the water level on Earth is equal and the Moon is at its first and last quarter. During Spring Tide the water level on Earth is at its highest and lowest and the Moon is at New and Full Moon. Because the Earth is tilted and it rotates, day and night occurs. All these are examples of how the Earth is affected by its revolution. 


Reflection

What did you enjoy most about this project and why?
I really enjoyed working with Tamar and Hamza, this was my first time working with both of them and it was really nice. I also enjoyed the tasks we had to do after filming, and our topic was really interesting and fun. 


What was most challenging for you during this project and why?
Since it was my first time making a video in such an interesting topic, when we got to the point where we had to practice the video, keeping everything in order and being fast at changing the props was a little challenging.


What new skills did you learn from doing this project?
I learned how to be patient when you are working with people that are slow working and editting the video in iMovie was something pretty much new. 


Is there anything that you could have done to improve any of your work? 
I would totally take less time to practice and film the video once again so it can be much better and professional looking. Overall the project was great and my group finished everything on time which is the most important part!



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