Wave A is being decreased in temperature, and Wave B is moving from a liquid to a gas medium. Which statement can be made about both waves?

They will speed up.

They will increase the density of their medium.

They will slow down.

They will decrease the density of their medium.

answer: electrons

the motion of a pendulum is a classic example of mechanical energy conservation. a pendulum consists of a mass (known as a bob ) attached by a string to a pivot point. as the pendulum moves it sweeps out a circular arc, moving back and forth in a periodic fashion.

because growing process had stoped after 4-5 year

i already answered it by 34/s