1. 2/3/14 Which of the following items would work well in a vacuum? --A drum set--A guitar --A radio--A flashlight All of the following are examples of electromagnetic waves except __________. --Light waves--sound waves --X-rays--microwaves

2. In the illustration of a wave shown above, what measurement is indicated by X? A crestB speed C frequencyD wavelength 2/4/14 Waves carry… Only EnergyOnly Matter Energy and matter

3. In which image is the amplitude the greatest? A 1B 2C 3D 4 In which image is the wavelength the greatest? A 1B 2C 3D 4 In which image is the energy the greatest? A 1B 2C 3D 4 2/5/14

4. Microwaves, ultraviolet waves, and X-rays all travel through empty space. These are examples of ___________ waves. --Sound --Electromagnetic --Mechanical--Longitudinal Which of these is a way that mechanical (M) waves differ from electromagnetic (EM) waves? a.M waves require energy & EM waves don’t b.M waves require a medium & EM waves don’t c.EM waves require a medium & M waves don’t d.M waves transmit matter & EM waves transmit energy 2/6/14