Seismologists use the direction and arrival times of p waves and s waves to determine the distance to the source of an earthquake. The engaging lesson has students line up to form human waves. Through different movements when attached,...

A colorful and comprehensive PowerPoint highlights this lesson plan on waves. Junior geophysicists pretend that they are hired to analyze seismic waves. A worksheet is provided to go along with an online article about how compact discs...

Nice pictures, maps and informative diagrams are incorporated into this PowerPoint about earthquake types and the types of waves carrying energy produced.  There are a number of pages explaining scientific terminology and diagrams...

Ninth graders are introduced to the components of compressional and transverse. They practice answering speed problems involving different mediums that waves travel trhough and then review the wave PowerPoint. They then visit physics...

Learners identify and complete activities about the structure of the Earth. In this Earth structure lesson, students view a Powerpoint about the Earth's layers and complete a diagram. learners compare temperatures in the Earth's layers...