How does heat affect density? Many people do not realize why certain things or reactions happen. An example of this is why lava lamps work. The heat from the Alka Seltzer mixes the oil and food coloring in our lava lamps together that gives the lava lamp the effect has. For example, in Nelly’s and my case, the heat is the Alka Seltzer. The heat changes the density of the oil and the food coloring. This gives the oil and food coloring a chance to mix and make what appears to be “lava.” The heat makes
title: lava in a cup Question: how does salt affect how the duration of a lava lamp? Research: a lava in a cup is a decorative novelty item, invented by the british accountant Edward Craven Walker, the founder of colored wax inside a glass vessel filled with clear or translucent liquid; the way rides and falls as its density changes due to heating from an incandescent light bulb underneath the vessel. the appearance of the wax is suggestive of pahoehoe lava, hena the name. the lamp are designed