Which of the following volcanoes would you expect to erupt explosively : A volcano located near a subduction zone, or a volcano located on an island over a mantle hotspot? Explain your answer in terms of how the composition of the magma/lava impacts the physical properties (especially viscosity) of the magma, and how that would or would not lead to an explosive eruption. (7 points)

Uranium is a mineral which is used to generate electricity. predict and explain the long term effect on the environment of obtaining and using uranium as a source of energy.

How long does it take neptune to orbit the sun?

Match your vocabulary word to its definition. 1. emigration 2. immigration 3. migration 4. overpopulation 5. sustainable development 6. under population 7. unsustainable development 8. urbanization the movement from one place to another the number of people exceeds the available natural resources in an area leaving one's homeland to settle in a new place the increase in the population of a city the movement of people to a new country the ability to meet current needs without reducing the ability to meet future needs resources being used up at a faster rate than they can be replenished birth rate insufficient to replace the existing population