Explanation:
CH3CH2OH
That is the answer I hope this helps
Answer:
Distance from the jackhammer is given as
where I is intensity at x = 4 m
Explanation:
As we know that the loudness of the sound is given as
So we have
we have to change the intensity becomes
so the loudness becomes 1/8 times of initial
now we know that intensity inversely varies with the square of the distance
so we have
so we have
Answer: 4 herz is the correct answer trust me!!!!!
Explanation:
Answer:
B. 1 m/s
Explanation:
Metric unit conversions:
0.3 km = 300m
5 minutes = 5*60 = 300 seconds
So if a seal can reach a depth of 300m in a time of 300 seconds, its diving speed is the distance divided by time duration
v = s/t = 300/300 = 1m/s
So B is the correct answer