Resource Race Review

2. 52% of people will have __________ cars by 2030
6. forms from supernovas
8. forms when bigger stars are going to collapse
11. __________ processes create different resources in different locations
13. the ________ in the lemon juice allow a current to flow
14. Forms when Animal and Plant remains fall to the ocean floor and are buried under layers of soil, silt, and rock
17. san Joaquin Valley extracts the most _________

1. when the groundwater falls to low levels, the clay deposits in the aquifer get __________
3. a _______ does not run out or damage ecosystems
4. water enters porous rock, forming an ___________
5. most groundwater is extracted for ______
7. human consumption of resources will always cause a ________ in non-renewable resources
9. obsidian requires _____ and pressure to form
10. fossil fuel consumption is ___________ in the U.S.
12. forms from dead plant material
15. _________ tools were made 70,000 years ago with petroleum
16. _______ rock is usually found by volcanoes