Earth's Many Changes
Timeline
- Lesson 6A: 3.5 hours
- Lesson 6B: 2 hours
- Lesson 6C: 2 hours
- Lesson 6D: 2 hours
- Lesson 6E: 2 hours
- Unit 6 Review
- Summative Assessment: 10 minutes
- Putting It All Together: 1 hour
Essential Statements
- I can research solutions to address local litter problems at my school. (Lesson 6A)
- I can identify changes from Earth events as happening quickly or slowly. (Lesson 6B/6C)
- I can draw conclusions about how wind and water erosion affect land. (Lesson 6D/6E)
- I can assess ways to reduce the impact of wind and water erosion on land. (Lesson 6D/6E)
Essential Questions
- What can I do to solve the problem of litter gathering in my schoolyard or area? Why would this solution solve the problem?
- How do natural disasters affect the Earth?
- How is the Earth changing?
- How can we stop or slow water as it picks up and carries soil away?
- How can we stop or slw wind as it picks up and carries soil away?
Unit
6
Vocabulary
- Action — when we do something to solve the problem (Lesson 6A)
- Earthquakes — when the Earth’s surface suddenly shakes and rolls. Earthquakes can be felt over large areas and usually last less than a minute. (Lesson 6B)
- Erosion — a kind of change that happens when wind and water move soil and small rocks to a new place (Lesson 6C)
- Natural disaster — Earth events that can happen quickly such as earthquakes and tornadoes, or slowly such as droughts (Lesson 6B)
- Particle — small pieces of soil and rock (Lesson 6C)
- Problem — something that needs to be improved (Lesson 6A)
- Solution — a response to a problem or challenge (Lesson 6A)
- Strength — something that works better or best for our goal (Lesson 6A)
- Stream bank — sides of a stream (Lesson 6C)
- Tool — something that is created to help solve a problem (Lesson 6A)
- Weakness — something that does not work as well for the goal (Lesson 6A)
- Weathering — the process of breaking down rocks and soil (Lesson 6C)