The total amount of energy always stays the same because of the law of conservation of energy, meaning that there is always the same amount of energy, it just gets turned into different forms like potential energy, kinetic energy, sound, thermal, etc.
S= 343m/s
F=256Hz
WL= 343ms/256-1
WL=V/F
= 1.339844m
The answer is Strontium(Sr)
A gerund usually ends wit -ing, so we must find the word that includes that.
Loading includes ing at the end.
Final answer: b. loading