31 Mar 2021
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As the warmed wax rises through the liquid, it cools, loses its buoyancy, and falls back to the bottom of the vessel in a cycle that is visually suggestive of ... Operation · History · References
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21 Aug 2019 · A lava lamp is an example of a convection current. Convection currents cause liquids and gases to rise and fall because of changes in their ...
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Duration: 4:45 Posted: 28 Apr 2010 VIDEO
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4 Feb 2020 · When the wax is heated by the lightbulb in the bottom of the lamp, it goes from being denser than the water — thus sinking to the bottom — to ...
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The way we introduce this activity is to ask the kids if they know what a lava lamp is, and if they do, how it works. We'll also ask them other questions ...
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So what causes the wax to float and fall? At room temperature, the globs of paraffin wax are denser than the surrounding liquid. When the lamp is turned on, the ...
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31 May 2022 · Since the liquids have very similar densities, the formerly heavier liquid is suddenly lighter than the other liquid, so it rises. It cools as ...
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19 Jul 2018 · So what causes the wax to float and fall? When the lamp is turned on, the incandescent light bulb in the base begins to heat the interior of the ...
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8 Feb 2018 · These bubbles are less dense than the water or the oil, so they float to the top—but they “stick” to the water a bit, dragging some water ...
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As it gets further away from the light bulb, the wax begins to cool and becomes denser than the water, causing it to sink back toward the light bulb. This ...
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26 Sept 2012 · The trick behind a lava lamp is that the waxy compound has almost exactly the same density as the water inside the lamp, and this density ...
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The lava lamp uses a convection. The bulb at the base generates a heat (so it should be an incandescent bulb, a LED will not fit the purpose).
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The wax sitting at the bottom of the lamp is warmed by the light. That warming causes the wax to expand. That expansion lowers the wax's density. The lower ...
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You are watching: Top 14+ How Does A Lava Lamp Work
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