EM Waves

Which has the LONGEST wavelength and, therefore, the lowest frequency/energy

• Gamma Rays
• Radio Waves
• Visible Light
• Infrared rays

Which section of the spectrum is the ONLY one we can see?

• X-rays
• Visible Light
• Gamma Rays
• Ultraviolet Rays

Put the visible light colors in order from longest wavelength to shortest wavelength

• Violet, Indigo, Blue, Green, Orange, Yellow, Red
• Red, Yellow, Green, Orange, Violet, Blue, Indigo
• Red, Orange, Yellow, Green, Blue, Indigo, Violet

How are electromagnetic waves different from other waves? 

• They have very short wavelengths 
• They transmit energy instead of matter 
• They can travel through a vacuum 
• They can change direction by reflection 

Which color has the least amount of energy?

• red
• orange
• green
• blue

High frequency waves have _________ wavelengths.

• varying
• long
• the same
• short

All electromagnetic waves have the same...

• frequency
• speed
• wavelength
• energy

Which waves are the type that can give us suntans and sunburns?

• Infrared radiation
• Ultraviolet radiation
• Radio waves
• X-rays

Which waves are used to show heat loss with heat sensitive cameras?

• Infrared radiation
• ultraviolet radiation
• microwaves
• gamma rays

In visible light, which color has the longest wavelength?

• Red
• Violet
• Yellow
• Green