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Quarter 2 - Summative Activity
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What type of electromagnetic spectrum is used to detect abnormally high body temperature?
Infrared
Which type of UV causes wrinkles?
UV-A
Which of the following medical processes uses gamma rays to treat cancer patients?
Gamma Radiation
When parallel rays of light strike a concave mirror, where do they appear to converge after reflection?
At the Focus
Which indicate regions of hotter temperature when using infrared?
Red and yellow
You found a one-thousand-peso bill within the pages of an old book. Which EM wave will you use to authenticate the bill?
UV -ray
Which color in the visible spectrum has the longest wavelength
Red
Which electromagnetic wave has the highest energy?
Gamma Ray
Which electromagnetic wave has the longest wavelength?
Radiowave
Which electromagnetic wave has the lowest frequency?
Radiowave
RADAR stands for _______________________.
Radio Detection and Ranging
LASER stands for _______________.
Light Amplification by Stimulated Emission of Radiation
In a convex mirror, how does the size of the image compare to the size of the object?
Smaller
What is the type and orientation of the image formed by a plane mirror?
Virtual and Upright
If an object is placed beyond the center of curvature of a concave mirror, what is the type and orientation of the image?
Real and Inverted
What type of mirror do dentists usually use to see our teeth?
Concave
What kind of mirror is used in cars to give the driver a wider area and smaller image of traffic behind him?
Convex
Which set of electromagnetic waves are ionizing?
UV, X-ray, Gamma Ray
Which type of UV causes sunburn?
UV-B
Which device converts electrical signal into sound?
Loudspeaker
Which type of EM wave is used in cooking?
Microwaves
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