1. The density of an substance stays the same. It is not a dependent on the size of the amount of the substance True or false

2. A cooper wire is a good example of electrical conductivity because
A. cooper does not conduct electricity
B. Electrical conductivity is not physical property
C. Electricity can flow through copper

PLEASE ANSWER ILL MARK YOU BRAINLIEST

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Which statements are accurate about snow flakes

[ou.01]which of these is the most likely use of an electromagnetic wave which has wavelength shorter than microwaves but longer than visible light? o heat food safely o neat food safely o take images of bones and teeth o transmit radio and cellular phone signals o take images of bones and teeth o transmit radio and cellular phone signals o detect the location of objects which emit heat