Question

Hamework :-2
Q 1.) Fill in the blanks:-
1.) compared to cold air, hot air has lower .......... due to more ........... .

2.) Smok contained in warm air always ............ .

3.) Fast blowing wind creates a region of ............. pressure.

4.) Moving air is called ............. .

5.) hot air balloon rise up in air due to ................ .
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Answer 1

Answer:

1.)lower density due to more ( I AM EXTREMELY SORRY I DONT KNOW THE ANSWER)

2.)rises up

3.) low air pressure

4.)wind

5.) by the heating produced by burner

Answer 2

Answer:

1) density due to more than cold air

2) smoke contain in warm air always rises up

3) fast blowing wind creates a reason of low air pressure

4) moving air is called wind

5) hot air balloon rise up in air due to cold air