SUMMARY
John discusses the importance of learning about the atomic nucleus from the top of an extinct volcano rising some 20,000 feet above the ocean floor. Duration: 1:59.
VIDEO CHECK QUESTIONS
5.1a Deep below the Earth’s surface the temperatures are hot enough to melt rock. Why?
5.1b Wood burns in a campfire. What burns in the Sun?
5.1c Why is it so important to “know nukes”?
All video check questions can be downloaded from the EXTRAs menu.