Waves II EM and Light

All electromagnetic waves are ______________ waves.

• compressional

• sound

• orbital

• transversse

If the wavelength of an EM wave increases then the wavelength

• increases also

• stays the same

• decreases

• there is no way to know

EM waves behave sometimes like a wave and sometimes like a particle.

• True

• False

Radio and TV waves are best represented by

• 4

• 6

• 3

• 1

These waves would be placed at postion #7.

• x-rays

• infrared

• microwaves

• gamma

In AM and FM radio, the M stands for

• movement

• modulation

• manipulate

• meter

Radar can be used by police to check your speed using the

• Doppler Effect

• Hubble Constant

• Conservation of Momentum

• Index of Refraction

EM waves with wavelengths just longer than visible red light are called

• ultraviolet

• infrared

• x-rays

• microwaves

What color of visible light has the shortest wavelength?

• red

• green

• yellow

• violet

What kind of EM waves have the best chance of penetrating lead?

• gamma

• x-rays

• visible light

• radio