Author Question: A body at the end of a spring oscillates up and down ten times in five seconds. The period of ... (Read 59 times)

bclement10 · **on:** Jul 28, 2018

A body at the end of a spring oscillates up and down ten times in five seconds. The period of oscillation is __________.
Fill in the blank(s) with correct word

Question 2

What happens when a battery is recharged?
a. The negative charge is turned around and made into a positive charge again.
b. The cells are turned around and connected in the opposite direction.
c. An electric charger runs current backward through the battery and reverses the chemical reactions.
d. The electrolyte is poured out and replaced.
e. Electric charge is pumped back into the battery to be released again when the charge is used.