The diagram below shows the development of cutting tools in the Stone Age. Summarise the information by selecting and reporting the main features and make comparisons where relevant.
The diagram compares the cuttiing tools used in 1.4 (A) and 0.8 (
B
) million years ago by illustrating their front, side, and back views.
Use synonyms
Overall
, the cutting tools did not evolve much in terms of size, evidenced by the fact that both tools had a height of approximately 9 centimeters. Linking Words
Conversely
, they had experienced significant transformations in various aspects Linking Words
such
as colour, shape, and sharpness over the 0.6-million-year period.
Speaking of colour, the Linking Words
tool
used in 1.4 million years ago displayed a darker shade comparing to the newer Use synonyms
tool
, which was in a brighter colour close to grey, indicating they were made of different materials. Shape-wise, by observing their front and back, Use synonyms
tool
A was carved into a triangle Use synonyms
while
Linking Words
B
had a diamond-like shape.
Turning to their effectiveness, it's notable that Use synonyms
tool
A was significantly thicker than Use synonyms
tool
Use synonyms
B
, with a width of 2 centimeters and a triangle-shaped side view. Use synonyms
In contrast
, Linking Words
Tool
Use synonyms
B
was polished to have sharper edges and needle-like ends, making it more productive in cutting activities.Use synonyms
Submitted by daisysungx on
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Vocabulary: Replace the words b, tool with synonyms.
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Vocabulary: Only 5 basic words for charts were used.
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Vocabulary: The word "significant" was used 2 times.
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