Light, Sound and Waves

Big Idea: Waves carry information without causing a permanent change on the intervening medium. More info...

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Technical terms

From a teaching and learning point of view it is well worth the time and effort to introduce new terms carefully.

Teaching Guidance 14-16

There is a long tradition of starting with water waves when teaching about waves and radiation in physics. This makes a lot of...

Teaching Guidance 14-16

The concept of trip time is introduced in the Physics Narrative for this episode and this might be a new idea for you...

Teaching Guidance 14-16