words of more than one syllable may be divided by the hyphen and the accentual mark in dissyllables and trisyllables where the accent is on the last syllable it is sufficiently indicated in the absence of the accentual mark showing that the accent is on no preceding syllablehe hyphen is sometimes used to separate the parts of a compound word as milk maid the mark of the makron as over the a in f small a breve te is to indicate the long sound of a vowel the mark of the breve as in f small a breve t f small i breve t is to indicate the short sound
Toward the end of the Neolithic Era, people began to use tools made from metal. Copper was the first metal used for tools. Eventually copper replaced stone, leading to the Copper Age. We will talk in class about an amazing early Copper Age discovery in the mountains near the Italian and Austrian border.
Towards the end of the Neolithic era, copper metallurgy is introduced, which marks a transition period to the Bronze Age, sometimes referred to as the Chalcolithic or Eneolithic Era. Bronze is a mixture of copper and tin, which has greater hardness than copper, better casting properties, and a lower melting point.