Question

Name two objects ,the surfaces of which are smooth.and two ,The surfaces of which are rough?​

Answer 1

Answer:

Objects which are smooth on surface

1) soap water

2) oil

Objects which are rough on surface

1) Sand

2) rock pieces

Answer 2

HLO MATE HERE IS UR ANSWER

❤. OBJECTS WHICH R SMOOTH ON THE SURFACE

❤. soap water

❤. oil

❤. OBJECTS WHICH R ROUGH ON THE SURFACE

❤. sand

❤. stones

HOPE THIS WILL HELP U

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