Question

Name :
WENTY
Unit Test:
Class & Section :
Subject
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Roll No.:
Date :
7 Describe an
activity to prepare a ballon rocket?​

Answer 1

Answer:

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Explanation:

Experimental Procedure

Tie one end of a string to a chair, doorknob, or other support. Put the other end of the string through a straw. Then pull the string tight, and tie it to another support in the room. Blow up the balloon, and pinch the end of the balloon to keep the air inside.