It’s A because it stays in motion whenever you drop it
Answer:
a) 4500 cycles b) 0.0667s c) 6.67s
Explanation:
a) 15 Hz= 15 cycles/ s
5 mins= 300s
15 cycles/s * 300s= 4500 cycles
b) Period= 1/ frequency
Period= 1/ 15 cycles/s
Period= 0.0667s
c) Period * number of revolutions= time
0.0667 * 100= 6.67s
Answer: earth
Explanation: isn’t earth the only plant with LIQUID water?
Answer:

Now,buyantant force

so;




Now,



And now,



Hence that,specific density of a given body is 3
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