A scientist finds burned wood in a fire pit of an ancient home. He also finds an ax made entirely out of rock. How could the scientist estimate when the ax was made?

The cross section of rectangular prism a measures 1.5 units by 1 unit. the cross section of triangular prism b has a base that measures 2 units and a height of 1.5 units. if the length of each prism is 1.81 units, which statement is true?

Determine which of the two measurements in each set is lesser.10°f or 20°ca. 10-fb. 20°c

Which of the following events did not occur as a result of china’s open-door policy? a. trade between japan and china was encouraged. b. all countries were given equal access to chinese ports. c. foreign influence in china increased. d. the influence of the communist party weakened.