Physics · Thermodynamics
A hot air balloon rises upwards in the atmosphere primarily because:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Hot air creates a localized low-pressure vacuum zone.
- 2Hot air maintains a significantly higher internal pressure.
- 3Hot air possesses higher kinetic energy.
- 4Hot air inside is less dense (lighter) than the surrounding cold air.✓
Correct answer
Hot air inside is less dense (lighter) than the surrounding cold air.
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