5. Historians have divided early human
history into broad periods according to terms
that refer to
(A) how long the materials used lasted.
(B) how living quarters were built.
(C) the kind of shaping method used.
(D) materials used for making utensils and
weapons.
6. Which of the following is said of the
system used for dividing early history into
periods?
(A) It has been recently devised.
(B) It is not based on cultural developments.
(C) It is intended to indicate technological
progress.
(D) It refers to materials that have lasted
to the present.
7. During the period called the Stone Age,
what happened to the technique of sharpening
stone?
(A) It remained the same as in the preceding
period.
(B) It could be used only when sharpening
flint.
(C) It required the use of iron wheels.
(D) It changed from flaking to grinding.
8. According to the passage, which of the
following periods of history occurred latest
in time?
(A) Bronze Age.
(B) Stone Age.
(C) Iron Age.
(D) Copper Age.