Practice CRCT Question Warm Up 03/25 Practice CRCT Question Which waves have some electrical properties and some magnetic properties? A. longitudinal B. transverse C. mechanical D. electromagnetic

Closing 03/25 Electromagnetic waves can transfer energy without a(n)… Practice CRCT Question Electromagnetic waves can transfer energy without a(n)… A. electric field B. medium C. magnetic field D. change in either electric or magnetic fields.

Practice CRCT Question Warm Up 03/26 Practice CRCT Question Which electromagnetic waves have the longest wavelengths and lowest frequencies? infrared radio waves ultraviolet gamma rays

Closing 03/26 Which of the following is true of ultraviolet rays? Practice CRCT Question Which of the following is true of ultraviolet rays? a. They are visible. b. They carry data to televisions and radios. c. They help your body produce vitamin D. d. They provide the energy that bakes your pizza.

Practice CRCT Question Warm Up 03/27 Practice CRCT Question Which color in visible light has the longest wavelength? A. red B. violet C. blue D. yellow

Closing 03/27 a. radio waves b. gamma rays c. ultraviolet rays Practice CRCT Question Which type of electromagnetic wave has the greatest wavelength? a. radio waves b. gamma rays c. ultraviolet rays d. microwaves  

Practice CRCT Question Warm Up 03/28 Practice CRCT Question Frosted glass and wax paper are materials that are…   a. transparent b. translucent c. clear d. opaque

Closing 03/28 Practice CRCT Question A clear glass and water are examples of what kind of material? a. opaque b. transparent c. translucent d. shiny  

Warm Up 03/29 reflection. refraction. diffraction. absorption. Practice CRCT Question The bending of light rays as they enter a new medium is called… reflection. refraction. diffraction. absorption.

Closing 03/29 Practice CRCT Question The range of electromagnetic waves placed in a certain order is called the… electromagnetic spectrum electromagnetic wavelength electromagnetic frequency electromagnetic field