Answer:
It makes it lighter when its closer and heavier when its farther way.
Explanation:
T = 2 * pie √(L/g)
so, if length is increased by 9
then time period is increased by √9 = 3
hope it helped :)
The cause would be how the idea started or developed and the effect would be how they both effected you together
Respiratory system.
Oversimplified Explanation: they enter the lungs, which is part of the respiratory system.