How are the ages of extinct organisms determined? A)by measuring how much the fossils’ appearance has changed
B)by studying the hardness of their fossils
C)by studying the concentration of radioactive atoms in their fossils
D)by counting the number of fossils known for a species

Put the following events in the correct chronological order: i. new state constitutions are formed. ii. declaration of independence is signed. iii. second continental congress writes the articles of confederation. iv. special conventions are convened to produce fundamental laws for the states. a. ii, iii, iv, i b. ii, iv, i, iii c. ii, i, iv, iii d. ii, i, iii, iv

This paragraph has a sentence that does not belong. to find it, read the topic sentence again. which sentence is not about george washington? draw a line through that sentence.

•the impact of enlightenment ideals on the development of economic, political, and religious structures in the western world