Aviolin string playing the note "a" oscillates at 440 hz. what is the period of the string's oscillation? answer in units of s.

The coefficient of friction is a number that represents the resistance to sliding between two in contact with one another.

10 points! will mark brainiest! in a heat engine if 1,000 j of heat enters the system and the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2,000 j 1: write the equation2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!

What happens to an isotope during radioactive decay?