subject
Engineering, 28.12.2020 20:40 dante766

How do you describe sound? (SELECT ALL THAT APPLY.) PLEZ HELP MEH!! A. Sound waves have to have a medium to travel through.
B. The volume of a sound is known as amplitude.
C. Loud sounds have high amplitude and vibrate with more energy than soft sounds.
D. Sound waves are compression waves that cause energy transfer in air molecules.

ansver
Answers: 1

Another question on Engineering

question
Engineering, 03.07.2019 14:10
If the thermal strain developed in polyimide film during deposition is given as 0.0044. assume room temperature is kept at 17.3 c, and thermal coefficient of expansion for the film and the substrate are 54 x 10^-6c^-1 and 3.3 x 10^-6c^-1respectively. calculate the deposition temperature.
Answers: 3
question
Engineering, 04.07.2019 08:10
Which of the following is an easy way to remember the modified “x” tire rotation? a. nondrive wheels straight, cross the drive wheels b. drive wheels straight, cross the nondrive wheels c. drive wheels crossed, nondrive wheels straight d. drive wheels crossed, nondrive wheels crossed
Answers: 1
question
Engineering, 04.07.2019 18:10
Coiled springs ought to be very strong and stiff. si3n4 is a strong, stiff material. would you select this material for a spring? explain.
Answers: 2
question
Engineering, 04.07.2019 18:10
Water at 55c flows across a flat plate whose surface temperature is held constant at 95c. if the temperature gradient at the plate's surface for a given value of x is 18 c/mm, find a) local heat transfer coefficient. b) heat flux
Answers: 3
You know the right answer?
How do you describe sound? (SELECT ALL THAT APPLY.) PLEZ HELP MEH!! A. Sound waves have to have a m...
Questions
question
Mathematics, 06.07.2019 00:00
question
History, 06.07.2019 00:00
question
Chemistry, 06.07.2019 00:00
Questions on the website: 13722359