Answer:
Sound energy is produced when a force causes an object or substance to vibrate. The energy is then transferred through the substance in waves, called sound waves.
Step-by-step explanation:
Answer:
Area= 80 in square
Step-by-step explanation:
h=8
b=20
formula= b*h/2
so, 8*20/2
Area= 80 in square
Answer:
59 miles per hour
Step-by-step explanation:
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Answer: See the graph below!
I hope this helped!
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- Zack Slocum
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Add it up then you will get answer