Author Question: Some 35,000 years ago, our ancestors learned that heating clay to high temperatures allowed it to ... (Read 45 times)

altibaby · **on:** Aug 11, 2018

Some 35,000 years ago, our ancestors learned that heating clay to high temperatures allowed it to harden substantially. Many years later, using this earlier knowledge, our ancestors invented pottery. Pottery is classified as a:

a. primary invention
b. secondary innovation
c. primary application
d. tertiary modification

Question 2

Over 200,000 South Koreans were put up for adoption since the 1960s.

a. True
b. False
Indicate whether the statement is true or false

fauacakatahaias · **Reply #1 on:** Aug 11, 2018

Answer to Question 1

b

Answer to Question 2

True

altibaby · **Reply #2 on:** Aug 11, 2018

Thank you!

fauacakatahaias · **Reply #3 on:** Aug 11, 2018

Always glad to help...

Author Question: Some 35,000 years ago, our ancestors learned that heating clay to high temperatures allowed it to ... (Read 45 times)

altibaby

Some 35,000 years ago, our ancestors learned that heating clay to high temperatures allowed it to ...

fauacakatahaias

Some 35,000 years ago, our ancestors learned that heating clay to high temperatures allowed it to ...

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altibaby

Some 35,000 years ago, our ancestors learned that heating clay to high temperatures allowed it to ...

fauacakatahaias

Some 35,000 years ago, our ancestors learned that heating clay to high temperatures allowed it to ...