A note is played on a saxophone with a frequency of 258 Hz while a nearby piano plays a note with a frequency of 261 Hz. A pattern of regularly alternating louder and softer tones
("beats") is heard. Which of the following explains this?
A. Reflection
B. Interference
C. Resonance
D. Absorption

d) the number of neutrons plus the number of protons

a. are

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.