Name melting point density (g/cm3)
zinc 419.53 oc 7.134
nickel 1455oc 8.912
copper 1084.62oc 8.96
silver 961.78oc 10.501
gold 1064.18oc 19.282

based from the table, determine the identity of a cube of metal that measures 1.5 cm on each side and has a mass of 35.45g.
a) gold
b) nickel
c) silver
d) zinc

explanation: it gains negative electrons, therefore becoming negatively charged. as charge cannot be created, nor destroyed, only transferred, this leaves the wool positive. now that they have opposite charges, the two items attract.

the cold front replaces the warmer air at the ground level changing the wind to be breezy and denser.there is also an immediate drop in the temperature.