What is the unit of measurement for sound intensity?
A. Decibel (dB)
B. Hertz (Hz)
C. Watt (W)
D. Joule (J)
Show Answer…Correct Answer: A) Decibel (dB)
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A. Amplifies the sound
B. Muffles the sound
C. Redirects the sound
D. Has no effect on the sound
A. USA
B. Canada
C. Mexico
D. Brazil
A. Atlantic Ocean
B. Pacific Ocean
C. Indian Ocean
D. Arctic Ocean
A. 2 hours
B. 4 hours
C. 6 hours
D. 8 hours
A. Cornea
B. Retina
C. Lens
D. Optic nerve
A. Vitreous humor
B. Aqueous humor
C. Retina
D. Crystalline lens