1. thermal is to heat as __ is to water. 2. substances that can be dissolved in water are. 3. what happens once an item breaks through the surface tension of water? 4. what percentage of scientists believe that global temperatures are rising in part because of human activity? 5. hurricanes always reach land. 6. water is an example of 7. all of the following are examples of topography except 8. latitude indicates how close a location is to the equator. 9. longitude and latitude divide the earth into how many hemispheres? 10. the latitude of the north pole is 11. all climates in the southern hemisphere are warmer than those in the northern hemisphere. 12. which of these latitudes would represent the location with the warmest climate? 13. the example of water boiling away is used to illustrate that water 14. all of the following are true of surface currents except 15. watersheds generally contain fresh wa