ocr: Floating in different liquids An object will float upward if it has less mass than the chunk of air it displaces (pushes out of the way). If the object has a greater mass than the air it displaces, it will sink. WATER BOAT DISPLACED BY BOAT This is Archimedes principle, and it doesn't only apply to air. A ship, for example, needs to float in seawater. An anchor, on the other. hand, needs to sink so that it can: reach the ocean floor. A ship floats because it's lighter than the water it displaces, an anchor sinks because its heavier than the water it displaces. Some fluids are easier to float i ...
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