(1) the presence of air around can be provide by _ .
options = (a) smelling it (b) seeing it (c) colour (d) feeling it when moves.
(2) A device which convert chemical energy to electrical energy _
options =(a) an electrical cell (b) an electrical bulb (c) an electrical switch (d) an electrical plug .
(3) a natural magnet is _
options = (a) bar magnet (b) magnetite (c) horse shoes magnet (d) none of these .
(4) _ is an insulator.
options = (a) almuniyam (b) copper (c) human body (d) aur .
(5) clear water is _
options = (a) transparent (b) translucent (c) opaque (d) none of these .
(6) light away travel is _
options = (a) zig zig path (b) a straight path (c) circular path (d) none of these .
(7) impurities present in water can be separated by using.
options = (a) threshing (b) winnowing (c) sieving (d) filtration.
Answers
Answered by
0
Answer:
1 answer is smelling it
2 an electrical cell
3 a magnetite
4 aluminium
5clear water is transparent
6in a straight path
7 is filtration
hope it helps you
Answered by
0
Answer:
1-d
2-a
3-b
4-d
5-b
6-b
7-d
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