課程信息
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初級

完成時間大約為9 小時

建議:1 1/2 to 2 hours of study and review, each of 5 modules. There is also a final project....

英語(English)

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100% 在線

立即開始,按照自己的計劃學習。

可靈活調整截止日期

根據您的日程表重置截止日期。

初級

完成時間大約為9 小時

建議:1 1/2 to 2 hours of study and review, each of 5 modules. There is also a final project....

英語(English)

字幕:英語(English)

教學大綱 - 您將從這門課程中學到什麼

1
完成時間為 1 小時

Introduction to the Sun and Eclipses

8 個視頻 (總計 24 分鐘), 1 個閱讀材料, 1 個測驗
8 個視頻
1. Description and video of a total eclipse - watch people and animals freak out!4分鐘
2. How to watch an eclipse5分鐘
3. Overview of Course Topics and Goals2分鐘
4. Eclipses of the sun.1分鐘
5. Total vs. partial eclipses1分鐘
6. How Astronomers Study the Sun. The Sun's size compared with earth.4分鐘
7. Sunspots and the solar activity cycle1分鐘
1 個閱讀材料
You can start final project now!2分鐘
1 個練習
Week 1 Quiz18分鐘
2
完成時間為 1 小時

Most of what we know about the Sun is learned from Light

7 個視頻 (總計 45 分鐘), 1 個測驗
7 個視頻
2. What is light? Differences between red, blue, ultraviolet, and X-ray light.2分鐘
3. Properties of light. White light. Kirchhoff-Bunsen laws. How color tells you temperature.8分鐘
4. Don’t be fooled by reflected light!5分鐘
5. Is light a Wave? Is it a particle? It’s both! The strange world of quantum physics.6分鐘
6. Spectrum lines – how they tell us what the sun is made of; the quantum origin of spectrum lines.8分鐘
7. How visible light, ultraviolet, X-rays reveal the sun’s photosphere, chromosphere, and corona. Magnetic fields and the solar wind.10分鐘
1 個練習
Week 2 Quiz30分鐘
3
完成時間為 1 小時

How does the Sun work? What makes it shine? What’s inside?

7 個視頻 (總計 30 分鐘), 1 個測驗
7 個視頻
2. Newton's law of gravity3分鐘
3. The "pefect gas" law that explains temperature, pressure, and density3分鐘
4. Inside the sun; nuclear energy generation.8分鐘
5. The transport of energy from the sun's core to the surface1分鐘
6. Neutrinos and Sunquakes (solar seismology)4分鐘
7. Einstein proved right by a total eclipse - gravity warps space!6分鐘
1 個練習
Week 3 Quiz10分鐘
4
完成時間為 1 小時

How did the sun form?

7 個視頻 (總計 26 分鐘), 1 個測驗
7 個視頻
2. Regions of star formation in space.3分鐘
3. Converting gravitational potential energy into kinetic energy heats forming stars.5分鐘
4. Conservation of angular momentum causes a new star to spin.2分鐘
5. A previous generation of stars made the elements that formed the sun and planets.3分鐘
6. Different kinds of stars make different elements and recyle them into the galaxy.3分鐘
7. The formation of the planets around the sun.5分鐘
1 個練習
Quiz for Week 426分鐘
4.6
26 個審閱Chevron Right

來自The Sun and the Total Eclipse of August 2017的熱門評論

創建者 JBJul 24th 2017

I learned a lot and wished I'd known how interested I am in physics. Looking forward to August 21, 2017. Thanks Dr. Doug for your teaching!

創建者 RJul 3rd 2017

Excellent Course structure. This course is suitable for all the college going students and for all branches. Thus a universal course.

講師

Avatar

Douglas Duncan

Astronomer, Director, Fiske Planetarium
Astrophysical & Planetary Sciences

關於 科罗拉多大学波德分校

CU-Boulder is a dynamic community of scholars and learners on one of the most spectacular college campuses in the country. As one of 34 U.S. public institutions in the prestigious Association of American Universities (AAU), we have a proud tradition of academic excellence, with five Nobel laureates and more than 50 members of prestigious academic academies....

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