Electromagnetic Spectrum

A wave with a long wavelength will have a ______ frequency and _____ energy

• high, low

• high, high

• low, high

• low, low

Which has the LONGEST wavelength?

• Gamma Rays

• Radio Waves

• Visible Light

• Infrared rays

Which has the SHORTEST wavelength?

• Radio waves

• Ultraviolet Rays

• Gamma Rays

• X-rays

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

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

Which of the following colors in Visible Light has the lowest energy?

• Yellow

• Blue

• Purple

• Orange

Which of the following has the shortest wavelength?

• Microwaves

• UV rays

• Infrared

• Visible Light

Which of the following is true for electromagnetic waves?

• They require a medium.

• They do not need a medium to travel through.

The units for frequency are measured in _____________.

• hertz
• seconds
• m/s
• m

Select the correct order of waves on the EMS from low to high energy

• Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma

• Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio

• Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio

• Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma

A radio wave has a wave length of 4 m and a frequency of 4 Hz. What is the speed of the wave?

• 16 m/s

• 16 m

• 4 Hz

• 8 m/s