Exploring the world around us through science
On Tuesday April 24th the 6th grade science classes had a wonderful author speak about his book, Sooper Yooper. Mark’s presentation was fast -paced and entertaining. He told us how he became a writer and how he collaborated with his best friend, Mark Heckman to write a book that would help educate young people about the invasive species that threaten the Great Lakes.
Mark also showed us samples and pictures of common aquatic invasive species and explained how they got to our Great Lakes. We have order forms if you would like to order his book or you may find more information at his site Sooper Yooper.com
Try Energy Skate Park and tell me how many loops you can make the skater go around without falling off
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The Plate Tectonics and Earthquake Test will be Tuesday January 17
Here is a copy of the study guide Study Guide for Plate Tectonics and Earthquakes
Explore the link to see many different tectonic plate boundaries and some of the major geological events that have occurred around the world
Click on the link for a copy of the instructions for the
Remember:
Quiz tomorrow will cover the following:
pp. 190-196
The first 6 vocabulary terms. in your yellow organizer (See the previous post)
Diagram of layers -In your notebook
Describe the tectonic plates- in notes
Explain how scientists know what is inside the earth- in notes
Vocabulary for Earth Science Unit #1
1.Crust – Outer layer of the earth, less than 1% of earth’s mass,Made of less dense elements like oxygen, silicon and aluminumContinental crust is less dense than oceanic crust.
2.Mantle – Layer between crust and core. 67 % of the earth’s mass, more magnesium and less aluminum and silicon than crust. Denser than crust.
3.Core - Below the mantle or inner layer. 33% of the earth’s mass,Mostly made of iron and small amounts of nickel. Most dense layer.
4.Lithosphere -The solid outer layer of the earth that consists of the crust and the rigid upper part of the mantle. It is divided into many pieces which are called tectonic plates. It is made of oceanic and continental crust.
5.Asthenosphere -The soft layer of the mantle which is flowing rock. The tectonic plates move on this layer.
6.Mesosphere – The lower part of the mantle under the Asthenosphere and above the core.
7. sea-floor spreading- the process by which new oceanic lithosphere is created at mid-ocean ridges as older materials are pulled away from the ridge
8. plate tectonics- the theory that the Earth’s lithosphere is divided into tectonic plates that move around on top of the asthenosphere.
9.divergent boundary- the boundary between two tectonic plates that are moving away from each other.
10. convergent boundary- the boundary between two colliding tectonic plates