How can the mass of a coin be decreased?
a. by melting the coin
b. by breaking the coin into smaller pieces
c. by compressing the coin with a vise
d. none of the above will decrease the mass of a coin

Describe at least 2 abiotic and two biotic factors found in the desert biome how do these abiotic factors interact with the biotic factors

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity

Me the formula cacl2 represents the compound