Plate Tectonics: Geological Features of Divergent Plate Boundaries

Sal explains the mechanism of crust lift developing at hot spots. The density changes at that point, continuing to cause depressions. The depressions and thinner layers fill with water, resulting in a flooded rift valley.

Concepts

---

the earth's crust, the earth's layers, the lithosphere

Show More Show Less

Additional Tags

crust, lithosphere, rift, hot spot, red sea, rift valley, mid oceanic ridge, science

Show More Show Less

Resource Details

Grade

8th

Subjects

Science

1 more...

Resource Type

Instructional Videos

Media Length

11:58

Audiences

For Teacher Use

1 more...

Duration

15 mins

Instructional Strategies

Flipped Classroom

1 more...

Accessibility

Closed Captions

1 more...

Year

2011

Usage Permissions

Creative Commons

BY-NC-SA: 3.0