raspberry123 raspberry123

26-02-2017
Physics

Answered

a hot air balloon is filled with air through an opening

the air is heated using a burner

the hot air causes a pressure on the inside of the balloon

use ideas about molecules to explain how the hot air causes this pressure

Verified Answer :

youngrainbow youngrainbow

26-02-2017

The particles of the hot air have a lot of kinetic energy and will bounce around the inside of the hot air balloon knocking into each other and the sides on the balloon. The pressure is caused by the particles knocking into the side of the balloon.

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