1. Sound is best transmitted in a. closed room b. air c. water d. solid hard floor 2. All of the following belongs in the electromagnetic spectrum; EXCEPT a. heat waves b. cosmic waves c. microwaves d. seismic waves 3. Mechanical waves do not travel through a. Liquid b. Gas c. free space d. solid
1. Sound is best transmitted in a. closed room b. air c. water d. solid hard floor 2. All of the following belongs in the electromagnetic spectrum; EXCEPT a. heat waves b. cosmic waves c. microwaves d. seismic waves 3. Mechanical waves do not travel through a. Liquid b. Gas c. free space d. solid
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