Electromagnetic Field

Which EM waves have the longest wavelength?

• radio

• x-rays

• ultraviolet

• gamma rays

Which EM waves have the shortest wavelength?

• radio

• x-rays

• ultraviolet

• gamma rays

Which EM waves are have the lowest frequency?

• radio

• none

• infrared

• x-rays

Which EM waves are have the highest energy & are the most dangerous?

• radio

• gamma rays

• infrared

• x-rays

Which wave has the highest frequency?

• A

• B

• C

• None (same frequency)

Which wave has the longest wavelength?

• A

• B

• C

• None (same wavelength)

how fast do electromagnetic waves travel through the vacuum of space?

• they don't

• 250,000,000 m/s

• the speed of light

• 100mph

as the wavelength of a wave increases its frequency also increases

• true

• false

Select all that are TRUE about Reflection & Refraction.

• Refraction is when light strikes & bounces off an object

• Reflection is when light strikes & bounces off an object

• Reflection is when light bends as it passes through a substance

• Refraction is when light bends as it passes through a substance

How does light travels?

• In a straight line

• in a curved path

• in a zig-zag path