Special Quiz 2 (Retest)

In the visible spectrum, which color has the shortest wavelength?

• Blue

• Green

• Red

• Violet

Which property spells the difference between infra-red and ultra-violet radiation?

• Color

• Speed in vacuum

• Wavelength 

• None of the choices

Which of the following forms of electromagnetic wave has longest wavelengths?

• Blue light

• Gamma rays   

• Infrared waves

• Microwaves

Which of the following is true?

• X-rays have longer wavelengths that microwaves.

• Radio waves have shorter wavelengths than X-rays.

• Gamma rays have longer wavelengths than UV rays.

• Gamma rays have shorter wavelengths than microwaves

Which form of electromagnetic wave is commonly used for communication and broadcasting?

• Gamma rays 

• Infrared  

• Radio waves   

• X-rays

Which region of the electromagnetic spectrum is used in medical imaging to visualize internal structures and diagnose diseases?

• Gamma rays 

• Infrared  

• Radio waves   

• X-rays

When light reflects off of a completely smooth surface it is called ______.

• Specular Reflection

• Diffuse Reflection

• Optical Reflection

• Color Reflection

Consider the diagram. Which one of the angles (A, B, C, or D) is the angle of incidence?

• A

• B

• C

• D

 Images produced by plane mirrors are real images.  

• True

• False

The image formed by a plane mirror is positioned _________ the mirror.

• above

• below

• in front

• behind