Most of the ocean doesn’t freeze. Why? Salt water freezes at a lower temperature than fresh water.
Kid Scoop News
ice cubes thread salt
1. Soak your thread in some water then lay it on top of an ice cube.
2. Sprinkle a tiny bit of salt along the thread and wait about 30 seconds.
3. Lift the thread. Does the ice cube cling to the thread and get lifted...
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