Which period marks the Paleolithic era? A. the period between 250,000 and 10,000 years ago
B. the period between 10,000 and 3,000 years ago. c. the period more than 250,000 years ago

Which best represents the view of the southern delegates at the constitutional convention

How well does america today live up to the ideals of the declaration of independence?

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste