Answer:
8.4 m/s
Explanation:
The toy completes 10 circle in 30 seconds. So its frequency of revolution is

The periof of revolution is the reciprocal of the frequency, so

The radius of the circular path is
r = 4.0 m
So the total distance covered by the toy in one circle is the length of the circumference:

And so the average speed is

<span>The </span>pineal gland<span> produces melatonin, a serotonin derived hormone which modulates sleep patterns in both circadian and seasonal cycles.</span>
I believe they would electron rate would slow down and the molecules would shrink.
I am almost positive that this is correct. I hope it helps!
Answer:Esotericism
Explanation:
it’s something that’s in intentional out of body experience
Sound energy is produced when an object vibrates so an example would be a telephone ringing or someone playing a bass guitar