J's answer to Fiona's Primary 5 Maths Whole Numbers Singapore question.
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(2)
Copper is a non-magnetic metal but Iron is a magnetic metal.
Have definite shape, no definite volume →liquid. So only water and oil fit the label X.
(4) is wrong because both copper and iron are good conductors of electricity (copper is widely used in electrical cables)
Copper is a non-magnetic metal but Iron is a magnetic metal.
Have definite shape, no definite volume →liquid. So only water and oil fit the label X.
(4) is wrong because both copper and iron are good conductors of electricity (copper is widely used in electrical cables)
Date Posted:
2 years ago
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