Hank's mother got tired of everyone's cell phones ringing during dinner, so she wrapped all of the cell phones in aluminum foil at dinnertime. Which of the following best explains how
Hank's mother solved her problem?
Cell phone signals are electromagnetic waves, which are absorbed by the aluminum foil
Cell phone signals are electromagnetic waves, which are reflected by the aluminum foil
Cell phone signals are mechanical waves, which are absorbed by the aluminum foil
O Cell phone signals are mechanical waves, which are reflected by the aluminum foil

Cell phone signals are electromagnetic waves, which are reflected by the aluminum foil

I think the best answer would be the first but am I the only one wondering why the mom didn't just turn off the phone but instead she had to be extra and wrap them up like a gift to give them after dinner.

32: from largest to smallest, this hierarchy includes eons, eras, periods, epochs, and ages.

33: answer is c

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