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___7.A device for determining the kind of change a body has.

___8.Its a material through which heat can be transferred.


(Hi Po paki sagot thanks)


Sagot :

7. Pag Charge ang tinotukoy mo

Electroscope

pag change o temperature

Pyroscope

8. Metal and stones

if Conduction ang pinag uusapan

Maaari po na mali ang sagot ko

sorry :(