Science

Concept: Sound Travels SC.4.P.10.3	Concept: Pitch SC.4.P.10.3	Concept:
Lesson Essential Questions:      How do sounds change in different mediums (solid, liquid, or gas)?	Lesson Essential Questions: How does the speed of vibrations affect the pitch of a sound?	Lesson Essential Questions:
Vocabulary: sound, vibration, intensity , absorption, wavelength, transmission,  amplitude                                                                                                                        frequency, reflection	Vocabulary: pitch	Vocabulary: