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15
×
True or false: as you move along the spectrum, radio to gamma waves, the wavelengths decrease in size (get smaller)
True
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thief
Give points!
5
10
15
20
25
×
fairy
Take points!
5
10
15
20
25
×
gift
Win 20 points!
Okay!
×
banana
Go to last place!
Oops!
15
×
As the frequency of an electromagnetic wave increases, the amount of energy in that wave...
increases
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15
×
Airport security is an example of ________________.
X-rays
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15
×
Calculate the wavelength of light that has a frequency of 5.2 x 10^12 1/s.
5.8 x 10^-5 m
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15
×
A wave has a frequency of 10 hz and a wavelength of 4 m. What is the velocity of the wave?
40 m/s
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×
banana
Go to last place!
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×
shark
Other team loses 5 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
thief
Give points!
5
10
15
20
25
15
×
How are electromagnetic waves different from other waves?
They can travel through empty space
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15
×
How much of the electromagnetic spectrum is visible?
only a small part
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15
×
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy?
Radio waves
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15
×
The speed of light (radiation) is _________km/second.
300,000
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15
×
Which section of the spectrum is the ONLY one we can see?
Visible light
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15
×
A wave with a large wavelength will have a ______ frequency and _____ energy
low, low
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15
×
High frequency waves have _________ wavelengths.
short
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×
banana
Go to last place!
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seesaw
Swap points!
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×
shark
Other team loses 25 points!
Okay!
×
banana
Go to last place!
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15
×
Mention the correct order of waves on the EMS from the longest wavelength to the shortest wavelength
Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
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