SAGE Testing
Agenda
1. Ch. 20 Sec 3 Org 2. Ch. 20 Sec 3 Lect 3. Review Packet 4. Ch. 5 Sec 3 & 20 Sec 3 Quiz Friday Questions 1. What is the difference between red shift and blue shift? How does it tell us if a start is moving closer or farther away from Earth? 2. Where do solar systems come from? How are they sorted? Agenda
1. Ch. 19 Quiz 2. Ch. 5 Sec 3 Organizer 3. Ch. 5 Sec 3 and Ch. 20 Sec 3 The deepest mines in the world are about 5 km beneath the surface of Earth in South Africa. The depth, combined with very hot temperatures, makes the mines expensive and dangerous to operate.Why do people go to all this effort? These mines yield a valuable mineral resource—gold ore. Questions 1. You may have seen pictures of gold bars. Does gold come straight from the ground in this form? If not, how does it get that way? 2. How do people use mineral resources? 3. What factors might determine whether or not a particular mineral is mined? Boardwork
Agenda 1. Check 19 sec 2 Org 2. Ch. 19 Lecture Areas called vents spew heated water and other materials from Earth’s interior into the ocean.Water enters Earth’s interior through cracks in ridges found on the ocean floor. The water is heated and later released through the vents. The materials that come from the vents include gases and various minerals. Questions 1. Describe what you see in this picture.How is it different from the way you imagined the seafloor to be? How is it similar? 2. What resources come from the oceans? |
AuthorMr. Donahue teaches Junior High Science at Early Light Academy. CategoriesArchives
May 2014
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