Buoyant force in real life — task. Physics CBSE Live product, Class 8 (2026-27).

Select the best answer:

1. Why does standing in a swimming pool make a swimmer feel lighter?

The swimmer loses weight permanently
Water exerts an upward buoyant force
Gravity becomes weaker in water
Water reduces body mass

2. Why does an ice cube float on water instead of sinking?

Water becomes solid under ice
Ice has no weight
Ice has lower density than water and buoyant force supports it
Ice has greater density than water

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