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## Announcements * Quiz 5 (next Friday) * Write a quiz that deals with reflection and transmission of EM Waves * Review Criteria (posted soon) * Group Project * Find partners ASAP

## Write your own quiz criteria 50% credit for turning it in. 1. (10%; required) Student’s quiz uses the relevant concepts to solve a physics problem. 2. (10%; required) Student’s quiz requires using at least two representations (mathematics, diagram, graph) to complete. 3. (10%; required) Student’s quiz requires either checking limits and interpreting the result, explaining a representation in the context of the concept or problem, or arguing a position about the concept or phenomenon. 4. (20%; required) Student’s solution to the quiz is physically and mathematical correct. 5. (5%; bonus) Student’s quiz requires more than two representations to complete it. 6. (5%; bonus) Student’s quiz requires older concepts and material to complete it.

**Claim:** For a wave heading towards a boundary between two media at an oblique angle, at the boundary, $\mathbf{k}_I\cdot\mathbf{r} = \mathbf{k}_R\cdot\mathbf{r} \neq \mathbf{k}_T\cdot\mathbf{r}$. 1. True 2. False Note: * Correct Answer: B * All are equal