Monday, October 14, 2013

Earth Revoluion






Vocabulary
Revolution —公转 The movement of earth around the sun.

Orbit- 轨道 The movement of object around other object.

Ellipse - 椭圆 A oval shape.

Perihelion - 近日点 The point when earth close to the sun.

Aphelion - 远日点 The point when earth farthest to the sun.

Axis - 轴 A line through center of earth.

Equator - 赤道 A line that cut earth in half.
Summary



Earth revolution is a movement of earth around the sun. revolution take a 365 days. There are four seasons that earth have each years. Spring, Summer, fall and winter. The shape of earth's orbit is an ellipse. Earth have perihelion and aphelion. Perihelion mean earth are close to the sun. aphelion mean the point are far to the sun. equator is an line that cut earth in half. Hemisphere are a half part of earth. It have Northern hemisphere and Southern Hemisphere.Axis is an line through center of earth.Equator is a line that cuts earth in half.
  It is how earth revolve around the sun.
Video


Critical Thinking Question
Earth movement are earth around the sun. It take a 365 days. The changing seasons are caused by the movement of the earth.Earth was elliptical orbit around the sun. Elliptical have two point was perihelion and aphelion. Perihelion mean earth are close to the sun. aphelion mean the point are far to the sun.it also cause the day and night.
Reflection

1.what did you enjoy most about this project and why? 
I most enjoy about this project is we created our own video about earth revolution because creat a video is interesting.
2.what was most challenging for you during this project and why? 
The most challenging during this project is we need creat our own video.
3.What new skill did you learn from doing this project? 
I learn a new topic about earth revolution.
4. Is there anything that you could have done to improve any of your work? Explain. 
 we can have more time to understanding our topic and do more better explain our topic in video.