Answer:
Sound wave can be described by five characteristics: Wavelength, Amplitude, Time-Period, Frequency and Velocity or Speed.
1 watt = 1 joule/sec
1800 watts = 1800 joules/sec
(1800 J/sec) x (20 min) x (60 sec/min)
= (1800 x 20 x 60) joules = 2,160,000 joules .
( 2.16 megajoules )
Answer:
the answer is A have a nice day hope I helped
☆゚.*・。゚Hello ☆゚.*・。゚
♡━━━━━━━━━━━━━━━━━━━━━━━━♡

:
✷━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━✷
:
True:
✯ EXPLANATION:
Because Dissociative identity disorder, do wandering away from home from they depression, they parents always fighting, having bad grades in school. having a different change about you. Having about they anger, and about they mentally emotionally.
Hope It Helped!
And tell me if The answer is wrong. . .
Good Luck With Your Assignment!
#LearnWithBrainly
:
- TanakaBro