Which of the following shows the results that you would get if you tested water using the four test in the gizmo

c. heat could easily travel through the molecules in the air and escape/enter the flask. removing the air slows down the heat transfer.  

we can conclude that the melting point of table salt is above room temperature (it's actually 801 deg c). the melting point of mercury must be below room temperature (- 39 deg c).

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation: