Question

I need help in science

please help me
solution of ch 1 1 to 18

who will answer first I will mark brainliests
class 7​

Answer 1

Answer:

o can't attach the PDFs

A Few Cautions

Magnets loose their properties if they are heated, hammered or dropped from some height . Also, magnets become weak if they are not stored properly. To keep them safe, bar magnets should be kept in pairs with their unlike poles on the same side.

Answer 2

Explanation:

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