The picture displays the evolution of cutting tools in the Stone Age from 1.4 million years ago to 0.8 million years ago.
Overall
, Linking Words
it is clear that
the instrument has not only been sharp but Linking Words
also
wide and well-sized.
On the one hand, it was seen that 1.4 million years ago Linking Words
Tool
A had a blunt peak from the front Use synonyms
view
. Use synonyms
However
, the side Linking Words
view
of Use synonyms
Tool
A seemed flatter than the front and back views. Meanwhile, the back Use synonyms
view
of the Use synonyms
Tool
A has a sharp edge.
Use synonyms
On the other hand
, Linking Words
Tool
B had some massive progress during the period. Use synonyms
Similarly
, it can be seen that the front Linking Words
view
of Use synonyms
Tool
B had a sharp edge compared to Use synonyms
Tool
A. Use synonyms
Likewise
, the side Linking Words
view
had Use synonyms
also
become flat and thinner than that of Linking Words
Tool
A. Use synonyms
In contrast
, the back Linking Words
view
of Use synonyms
Tool
B had gained size and it was growing wider than Use synonyms
Tool
A.Use synonyms
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