Apparent weight

Definition

The weight indicated when an object is supported while immersed in a fluid; it is reduced by the fluid’s upthrust.

Used by OCR

Paper 1, Paper 2

If you suspend an object from a force meter and lower it into water, the reading falls because the water supports some of its weight. This lower reading is its apparent weight in water.
Revise: Upthrust and Flotation

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GCSE Physics · key term

The weight indicated when an object is supported while immersed in a fluid; it is reduced by the fluid’s upthrust.

Used by OCR

Paper 1, Paper 2

If you suspend an object from a force meter and lower it into water, the reading falls because the water supports some of its weight. This lower reading is its apparent weight in water.
Revise: Upthrust and Flotation

Create a free account to read GCSE Physics revision notes for your exam board and track your progress.