1. Please Write Down Relevant Information for Snell’s Law

2. AT WHAT ANGLE RELATIVE TO THE WATER DOES THE TURTLE SEE THE FISH? Jello n = 1.4 50 o

3. WHICH SUBSTANCE IS THICKER? HOW DO YOU KNOW? WHAT IS THE INDEX OF REFRACTION FOR BLUE? 40° 70° n=1.2

4. PLEASE WRITE DOWN INFORMATION RELEVANT TO SPEED OF LIGHT PROBLEMS (HOW LONG IT TAKES LIGHT TO REACH AN OBJECT)

5. HOW LONG WILL IT TAKE LIGHT TO TRAVEL TO THE ASTEROID BELT (56 MILLION MILES FROM EARTH)? HOW LONG WILL IT TAKE LIGHT TO GET THE NEAREST BLACK HOLE (APPROXIMATELY 7.57*10^16KM AWAY) Speed of Light: c = 186,000 miles per second c = 671,000,000 miles per hour c = 300,000 kilometers per second

6. WHAT IS A LIGHTYEAR? PUT IT IN UNITS WE ARE MORE FAMILIAR WITH Speed of Light: c = 186,000 miles per second c = 671,000,000 miles per hour c = 300,000 kilometers per second

7. WRITE DOWN THE INFORMATION RELEVANT TO WAVES

8. IF IT TAKES A WAVE 3.4S TO COMPLETE A CYCLE AND THE HORIZONTAL DISTANCE FROM CREST TO TROUGH IS 0.04M… WHAT IS THE FREQUENCY OF THE WAVE? WHAT IS ITS SPEED? HOW LONG WILL IT TAKE THE WAVE TO TRAVEL 1M?

9. WHAT DO YOU REMEMBER ABOUT THE ELECTOMAGNETIC SPECTRUM?

10. A WAVE HAS A SHORTER WAVELENGTH THAN X-RAYS. WHAT COULD IT BE? LIGHTWAVES LONGER THAN VISIBLE LIGHT FALL INTO WHAT SPECTRUM?