Explain the role of white dwarfs in recycling matter.

During which geologic epoch do scientists infer that the earliest grasses first appeared on Earth? (1) Holocene (2) Pleistocene (3) Oligocene (4) Eocene

Which of the following is a result of a change in pressure? A. Frost Wedging B. Chemical Feathering C. Oxidation D. Exfoliation

When looking north, you see stars O move in arcs from east to west. appear to move in circles. Omoving diagonally upward. Omoving diagonally downward.

What are some of the specific countries/areas in which gender preferences are the highest?

How did World War II change Poland's ethnic diversity? a.) Poles fled from land occupied by the Germans. b.) One ethnic group changed political views. c.) Poles all changed their religion during the war. d.) One ethnic group was almost eliminated.

What river shares a name with two African countries?

Most metallic ores are produced by which two types of processes? metamorphic and sedimentary igneous and metamorphic igneous and sedimentary cementation and compaction

Match the ecosystem to its description or example. 1. Desert receives less than ten inches of rain annually 2. Forest much of this ecosystem has been converted to farms 3. Grassland estuaries, coral reefs 4. Tundra world's largest ecosystem 5.

Not all migrants to the new land chose to come due to religious, political, or economic reasons. some are?

What is the disadvantages of the formal sector