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WorksheetsEM Spectrum/IOLWM Quiz
Total questions: 15
Worksheet time: 8mins
As the wavelength of a wave decreases, the frequency
decreases
increases
remains the same
increases, then decreases
Electromagnetic waves are classified acording to their
wavelength and frequency
visibility and medium
reflectin and refraction
speed and chemical reactivity
Television signals are carried by
infrared waves
ultraviolet waves
radio waves
microwaves
When you sit outside on sunny summer day. you feel warm because the sun emits
radio waves
microwaves
infrared waves
visible waves
______ provide the energy necessary for photosynthesis- the process by which plants make their own food.
microwaves
visible light waves
infrared waves
visible waves
Which of the following are the shortest wavelengths in the visible light spectrum?
red
yello
blue
violet
Overexposure to ultraviolet light can damage your
heart and liver
eyes and skin
digestive system
memory
Which of the following make up only a small portion of the electromagnetic spectrum.
radio waves
X-rays
visible light waves
infrared waves
Which of the following statements about light is true?
Light is an EM wave that cannot travel through matter
Light is an EM wave that can only travel through empty space
Light is an EM wave that can travel through empty space or matter
Light is similar to a water wave in that it must travel through matter
One effect of ultraviolet light is that it
cools Earth
kills bacteria on food
helps the body produce vitamin A
warms Earth
Which electromagnetic wave does your skin need to produce vitamin D?
microwaves
ultraviolet light
gamma rays
infrared waves
Which of the following happens during reflection, absorption, scattering, and transmission?
Light travels through empty space
Light energy turns into chemical energy
Chemical energy turns into light energy
light interacts with matter
Why can you see illuminated objects?
Your eyes detect light emitted by the object
Your eyes detect light absorbed by the object
Your eyes detect light refracted by the object
Your eyes detect light that reflects of the object
How does light travel if the material it travels through does not change?
in three directions
in a circular motion
in straight lines
in wavy lines
An interaction of light with matter that causes light to change direction is called
scattering
luminosity
absorption
illumination
