A student is holding a watermelon off of the Empire state building in NYC. He drops it off the side. After 4.25 secs, how far did the watermelon travel?

What are the applications of electromagnetic waves

Based on the concept of the wave-like nature of light, huygens' theory of light postulates that the more light was "bent" by a substance the slower it would move while traversing across that substance. a) deflection b) interference c) refraction d) resonance

Which of these is not a possible type of energy transformation? a. electrical energy into light energy b. sound energy into nuclear energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy