The population density of Appleland is 12 apple trees per acre. Exactly 792 apple trees grow in Appleland. How many acres are in Appleland? 040
044
O 53
0 66

Volcanic irruption is most likely to be violent when a) volcanoes near to the sea b) the neck of the volcano is sealed by a plug c) the lava is viscous d) the lava reaches the surface through a fissure e) the volcano is on the ocean floor

The yellow river is also known as the huang he river? true or false

Match the mountains with the type of collision that formed them. a. andes b. aleutians c. north american cordillera d. appalachians 1. continental- continental 2. continental- oceanic 3. oceanic- oceanic 4. arc- continent